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Blood Sugar Levels Effects Cakes

Fasting is a great way to lose fat and improve your health. Sadly, education about the benefits of fasting is still in it’s infancy so most people think that fasting is dangerous

On the other side of the issue, some people say that fasting is safe but only truly beneficial if it’s dry, meaning that no food OR fluid is ingested during the fast.

First, let’s address the safety issue.

There’s an unfortunate misconception that long-term fasting and short-term fasting have the same effect on the body. For some mysterious reason, critics don’t read the many well-conducted (and NOT funded by industry and therefore less biased) research on short-term fasts.

Short-term fasting is often referred to as ‘intermittent fasting’. Study after study has shown that intermittent fasting is safe and effective for fat loss and other biomarkers of health.

The critics quote data from studies on *long-term* fasting. Long-term fasting is indeed dangerous and unwise, leading to many serious health consequences such as malnourishment, muscle wasting and eventually death.

Short-term fasting usually means going 16-36 hours without food or drinks that contain calories. Studies show that it’s safe AND has health benefits that are similar to exercise, including boosting human growth hormone levels.

As long as weight-bearing exercise is done weekly, there is no loss of muscle tissue during a short-term fast.

There doesn’t seem to be a risk of hypoglycaemia. Blood sugar levels remain in the normal range unless the individual has been medically diagnosed as hypoglycaemic *before* attempting fasting. This surprises people who experience light- headedness when they don’t eat for a few hours. What they’re actually experiencing is a drop in blood sugar levels, but not a dangerous one. They may also be feeling the shift the body goes through when it starts to burn body fat for fuel instead of food. Sometimes discomfort may be due to withdrawal from caffeine or other foods that they are actually sensitive to.

On the other side of the fasting debate are people who claim that ‘dry fasting’ is the superior way to do an intermittent fast. Dry fasting means that you avoid food AND fluid during a fast. This means no water. Advocates believe that avoiding fluid, including water, helps the body cleanse itself of toxins and therefore it’s the only way that a person can get the full ‘healing’ effect of fasting.

So far there isn’t credible evidence that dry fasting is superior or even wise. People’s hydration levels differ so one person might do fine going a day without water, another might suffer from headaches and other ailments related to dehydration. The humidity of the air, exercise levels, and other factors will influence hydration beyond fluid intake.

Often dry fasting advocates suggest going more than a day without fluid which can, at the very least, be uncomfortable, and at the very most, will be dangerous and even life threatening. People who feel bad during a dry fast are said to be ‘detoxifying’ more than those who don’t feel as poorly. Outside of anecdotal reports, there isn’t enough data to support this claim. Until more research is done on dry fasting, it’s best to stick with methods that have been properly studied, as intermittent fasting has.

If you’d like a fast and safe way to lose fat and improve other aspects of your health, a short-term fast done once or twice a week is worth a try, but until proper studies are conducted with dry fasting, it’s best to avoid food, not water, on your fasting days.

Frequently Asked Questions QUESTION: Are my fasting blood sugar blood tests healthy? Hello, I’m wondering if two fasting blood tests of 110 are healthy. They were taken because I have been constantly thirsty and urinating often for the past three months. I have been reading that it is healthy and that it is a little on the high side. If anyone is a professional and can provide me some feedback, I’d really appreciate it! ANSWER: Surely Pre-diabetic. Here are the numbers. Normal Fasting Blood Sugar A normal fasting blood sugar (which is also the blood sugar a normal person will see right before a meal) is: 83 mg/dl (4.6 mmol/L) or less. Many normal people have fasting blood sugars in the mid and high 70 mg/dl (3.9 mmol/L) range. Though most doctors will tell you any fasting blood sugar under 100 mg/dl (5.6 mmol/L) is “normal”, there are several studies that suggest that testing with a fasting blood sugar in the mid 90 mg/dl (5 mmol/L) range often predicts diabetes that is diagnosed adecade later. Post-Meal Blood Sugar (Postprandial) Independent of what they eat, the blood sugar of a truly normal person is: Under 120 mg/dl (6.6 mmol/L) one or two hours after a meal. Most normal people are under 100 mg/dl (5.5 mmol/L) two hours after eating. I would act as if I was diabetic. Today. There are 4 key steps to controlling glucose levels. Here are the 4 keys: 1) Knowledge- This is a great site for info 2) Meds. Metformin to start. Never , ever take Actos or Avandia. They may kill you. Bone fractures, heart problems and what diabetics really don’t need is that they change Bone Stem Cells to Fat Cells. 3)diet- A low carb diet is in order. I can’t count carbs so I use Mendosa’s Glycemic Index Diet. Great for the whole family. 4) EXERCISE- Walking is fine but Nordic Walking is Great. Exercise also lowers Glucose levels , lowers Cholesterol and lowers Blood Pressure. Google it. Good luck to you Tin QUESTION: Keep getting boil’s had fasting blood tests and anti-boitics butkeep getting them what do i do? Been to the doctors a few times, had two lanced, and they keep returning within 3 weeks of eachother, I have had fasting blood tests done for them and they came back clear, what do i change to make these go away? ANSWER: If you have recurrent problems with boils after treatment, it’s time to get a bacterial culture done. A bacterial culture, usually taken from the nose with a cotton swab, will help the doctor identify whether or not your boils are caused by staphylococcus aureus and allow them to plan a way to get rid of your boils. If it turns out that it is staph, then they will find an appropriate antibiotic to help you get rid of staph infections.Keeping your wounds clean is the key to getting rid of boils. Because most boils are caused by that skin dwelling bacteria called staph for short, it’s best to keep open boils and other skin wounds as clean as possible. Wash all wounds with antibacterial soap on a daily basis and make sure to change anybandages or dressings when they start to look nasty. One or more of your family members may need to be treated to really get rid of boils. If your boils are indeed caused by the staph bacteria, one or more of your family members may be carrying the bacteria and passing it on to you without knowing it because the staph carrier often doesn’t show symptoms. It is recommended that each family member you’ve had recent contact with get a bacterial culture done so that you can get rid of boils for good. Vitamins A and E are good supplements for preventing boils and other skin problems. Both vitamins are essential for replenishing your epidermus, and are therefore naturally beneficial when fighting things like boils and skin infections. Magnesium sulfate is said to be a good natural cure for boils. Essentially a paste is created with water and is then applied to the boil as a natural antiseptic antimicrobial agent to kill surrounding bacteria and as a means of absorbing the moisture from thewound and drying the boil out to cure it. Some bath salts like Epsom’s contain Magnesium sulfate. Soaking in epsom salts always works the best as it softens and draws it out where you really experience relief without the harshness of lancing. My doctor has always had the belief that the boils come from our diet. He stated that if your diet consists of sugar and your resistance is low your skin will suffer esp. with boils. I find that if I eat too much sugar I do find that boils are always on the horizon. Check with your doctor ask about the bacteria culture test and also try the epsom salt soak its worked for me, hopefully, you’ll get the same relief. Hope this helps. QUESTION: Do all blood tests require fasting beforehand? I have to go to the hospital on Monday for a series of tests, some of which are blood tests. I had some blood tests done about 3 months ago, so don’t know if these will be the same or looking for something different. Anyway, this time neither my doctor or the letterfrom the hospital says anything about fasting before I come. So will it be ok for me to have breakfast that day? ANSWER: Every time i have had a test i was told ether not to have food or a beverage,tea OK but no milk or sugar,some blood tests you can eat and drink,for such as anaemia,thyroid, and a few others.To be on the safe side have black tea or coffee but no eating. QUESTION: Can someone make a list of the fasting blood tests there is: be specific? Thank you so much for someone who helps me! ANSWER: renin, TSH, bilirubin, hemoglobin, insulin, iron, potassium, testosterone, red blood cells, eosinophilis, creatinine, glucose, triglyceride, phosphate QUESTION: chewing gum prior to fasting blood tests will it affect the results? If I chewed gum 15 minutes prior to fasting blood work will it affect the results for glucose? ANSWER: yes, and definatley if it has sugar in it! QUESTION: Does eating sugar a night before the fasting blood sugar test affect the results ? I would like to knowif eating sugar a night before the fasting blood sugar test affect the results next morning. For eg if I eat some good deserts on the night before my fasting blood sugar test the next day, will it affect the results drastically or mildly or none at all ? I am sure it affects the PP test results but does it affect the fasting tests as well ? ANSWER: No. A fasting blood test should be 6-8 hours without any food or sugar, but the night before shouldn’t matter. If your body is deficient, your own glycogen (sugar from your liver your body uses when you’ve not eaten in a while) will be enough to raise your blood sugar for the fasting glucose test. That’s why it’s fasting- anything your body needs to do to show how well it works on its own can be managed overnight. Even a type II diabetic should be medicated well enough to stay within the normal blood sugar levels of a non-diabetic. Your body will have managed the desserts, poorly or not, by morning. You will be below 110 or your function isimpaired- and if you ate sugar 6 hours ago and you’re still above 110, you ARE impaired. Even if you didn’t eat sugar, if you are impaired, your liver will put you high on its own sugar. If anything concerns your doctor about the results, he/she will order an HbA1c- hemoglobin A1c. This gives clean, decisive records of the average blood glucose levels over the past 2-3 months. It can’t be altered by your eating, just shows your body’s function. If you aren’t 4-6% on this test, you’re impaired. If you’re between 6-7%, you need meds, but you aren’t causing secondary damage yet. If you’re above 7%, you are likely causing complications down the line. You need to cut all sugar and starch until the medicines get worked out. Eat your ice cream- just not within 6-8 hours of your test- and if you’re diabetic or even slightly overweight, you should stick to sugar-free if possible. Use common sense. If your test is routine, ignore all the rest and eat desserts!! Cheers! QUESTION: Is it okay tofast more than 12 hours for a fasting blood test? I took a fasting test on Tuesday and it was a 12 hour fasting test. I stopped eating at six on Monday night and took the blood test around 11 on Tuesday. Since I fasted for more than 12 hours, would the results be skewed (such as appearing normal because I haven’t ate for a long time)? ANSWER: I don’t think so but I would ask yout Dr. to be sure. I think it would probably give them even better results. I think they just want to be sure you fasted at least that long. QUESTION: I have a fasting blood test reading of 6.4 What does this mean? Can diet and exercise make a difference in lowering this number. I have had three fasting tests over the past six months and the number is not changing much. ANSWER: Ange, This is pre-diabetes numbers. Normal Fasting Blood Sugar A normal fasting blood sugar (which is also the blood sugar a normal person will see right before a meal) is: 83 mg/dl (4.6 mmol/L) or less. Many normal people have fastingblood sugars in the mid and high 70 mg/dl (3.9 mmol/L) range. Though most doctors will tell you any fasting blood sugar under 100 mg/dl (5.6 mmol/L) is “normal”, there are several studies that suggest that testing with a fasting blood sugar in the mid 90 mg/dl (5 mmol/L) range often predicts diabetes that is diagnosed a decade later. Possibly you could be diabetic. But for sure damage is being done to your body , as we speak. Your post meal numbers would be high. It is now recommended that with numbers like your , is to start on Metformin. The earlier you start the better the outcome. But to lower your numbers now a Low glycemic diet is in order. He’s a website for 2,480 food and their impact on your glucose levels. It’s a great way to eat for the whole family. A way that we all should be eating. Diabetic or not… Now for the next part , YES , I know most people don’t want to hear it ::EXERCISE> Walking is fine , but Nordic walking is great. Google it. Exercise is as important as diet.For a diabetic its the third piece of the puzzle. Meds, diet and exercise. All equally important. So many diabetics do not exercise and as a result they never get control of their blood glucose levels. So ange if you start today you may put off this terrible disease. That Glycemic Index , if you study it for a week , you will automaticly know what to eat and what not. I have trouble counting carbs , so thats why I use it. Remember , when you get good number , the fight is not over. Its a lifetime thing. Always lurking. Good luck with your new lifestyle. I think you will be pleased.. Tin QUESTION: Fasting for blood tests? Should I take my Statins in the morning that I am to take a fasting blood test for cholesterol ?? If I don’t the cholesterol reading goes up, and if I do, the fasting glucose reading goes up ?? ANSWER: Yes. But why take a drug that may damage you forever ? Statins can cause musle damage . Which includes your heart muscles. Exercise can accomplish the same thing. Highor normal has no bearing on your life expectancy. And you can take that to the bank. I believe that if the fda wasn’t taking bribes , that statins would be taken off the market. Shame on your Doctor… To each his own Tin QUESTION: What do they test for during fasting blood test? I had a fasting blood test a couple of weeks ago and everything came back normal. What else do they test for when they’re test for hypothyroidism? Do they test for pregnancy? i should say.. do they do a pregnancy test if something is wrong with the results? or is that added in there just in case? ANSWER: QUESTION: How will this dose of ibuprofen affect a fasting blood test? If a patient had a 400 mg dose of over-the-counter ibuprofen 4 hours prior to a fasting blood test, how would it affect the outcome of the test? Would the water that was taken with the medicine affect it at all? ANSWER: Water will not affect the blood work. Ibuprofen shouldn’t be a problem either. I assume this is for a lipid panel,cholesterol and such. I don’t think that even if the blood work were to include a fasting blood sugar it would be affected. Any sugar that might be in the ibuprofen would be out of your system after 4 hours. Good Luck! QUESTION: What is the next step after a positive fasting glucose blood test for diabetes? I tested positive for diabetes on my fasting blood test, now my doctor is doing a random blood test just to make sure, if thats positive too will I have to go into the hospital? or what will be the next step ANSWER: No!! you won’t go to the hospital!!! Nothing will be different tomorrow from what it is today with the exception of your doctor maybe telling you that you have Hyperglycemia “and to watch your sugars”!!! Most doctors don’t bother to explain what “watch your sugars” actually means. They poke a prescription at us and say take these pills and come back for another blood test in three months! I recommend you find a book entitled “Type 2 Diabetes: The First Year” and read it.This will explain more of what you will be going through for the next phase of your life!! It does more than Certified Diabetes Educators or Nurses can do when you meet with them. I am an email away for your peace of mind!! Write me with woes and doubts! I have been there and done that and have the t-shirt hanging on the clothes line to prove it. QUESTION: What does at fasting blood test look for? My doctor has me doing a fasting blood test to look for diabetes. What are they looking for? High Sugar? Low Sugar? Some Protein? I like to know why things are being done to me but I’m going to a clinic and the doctor really didnt take the time to explain it to me. ANSWER: Glucose: This is a measure of the sugar level in your blood. High values are associated with eating before the test, and diabetes. The normal range for a fasting glucose is 60 -99 mg/dl. According the the 2003 ADA criteria, diabetes is diagnosed with a *fasting* plasma glucose of 126 or more. A precursor, Impaired FastingGlucose (IFG) is defined as reading of fasting glucose levels of 100 – 125. Sometimes a glucose tolerance test, which involves giving you a sugary drink followed by several blood glucose tests, is necessary to properly sort out normal from IFG from diabetes. Be aware that variations in lab normals exist. Also, Europeans tend to use a 2 hour after eating definition of diabetes rather than a fasting glucose. Using the European standards tends to increase the number of people who are classified as having diabetes. QUESTION: How long will it take to get a fasting blood test back? I just had a fasting blood test today. Will they only call if they found something? ANSWER: It depends on what they are looking for. If its for cholesterol then it will be back in 3 to 4 days. If the blood is being tested for other things like liver and kidney functions it can take up to a week. Some blood tests take longer than others. QUESTION: Does what you eat the day before affect a fasting blood test? Canthe results of a glucose test change depending what you ate the day before and in what way? I know that tests for things like iron are affected by what you eat, what about your blood sugars? ANSWER: No, as long as you don’t eat anything (or drink anything other than water) for 8-12 hours before the test. I’m not aware that iron levels are affected by what you ate the day before, either. If you have somehing called a glucose tolerance test (where you are given a sugary drink) then the results of that can be falsely low if you eat a low-carbohydrate diet before the test. QUESTION: What time to stop eating before fasting blood test? Ok at 9:15am on monday morn I have a fasting blood test, how many hours before should I not eat anything and drink only water? ANSWER: QUESTION: Should I worry now – my fasting blood tests were 95mg/dl dowm from nonfasting level of 168mg/dl? UPDATE: TEST RESULTS NOW IN. when I took my blood test 1 hour after eating a large piece of marble cake and large coffeewith sugar the glucose lever was 168mg/dl. I dont know if it was a sugar spike, but my fasting glucose blood test was 95mg/dl after 9.5 hours of fasting. Will not drinking enough water being in a aggreviated state also cause you sugar to rise as I have a lot pressure looking for a job.. ANSWER: A FASTING blood sugar of less than 100 is NORMAL!!!! so you can relax! 100 to 125 is suggestive of Pre-Diabetes but more tests need to be done… Anything over 126 is suggestive of type 1 or type 2 diabetes along with classic signs/symtpoms of the disease… But again, more tests need to be done to confirm any diagnosis…. Your FASTING level is normal!!!! As for the 168… you ate a large piee of cake and sugar in your coffee… its a sugar spike! You are fine… Just keep your weight down, and quit smoking if you do smoke… Just cuz you don’t have diabetes now doesn’t mean that you won’t get it in the future! Good Luck to you, Nurse Angie QUESTION: 14 hour fasting for blood tests- can I drink water? Justwant to make sure- I think you are allowed to, right? ANSWER: Yep! Water is fine. QUESTION: Can you use mouthwash before a fasting blood test? May seem like a dumb question lol Im having a blood test tomorrow (fasting) Is it ok to still use mouthwash or will that effect the results in anyway? Also im drinking water?? I thought its best to keep hydrated. ok i wont use it but water is ok to drink ? ANSWER: Neither the mouthwash nor the water should affect the test. QUESTION: Can I drink water before a fasting blood test? My surgery advised me to only have sips of water, however, a nurse my mum knows who actually does blood tests said you need to drink lots of water otherwise its difficult to find the vein! ANSWER: Water is the only thing you CAN have before any type of test. QUESTION: What blood tests need to be fasting? What blood tests need to be fasting and which ones do not. Can someone list those that need fasting? ANSWER: Certainly Glucose and Cholesterol but there are moreesoteric tests that may need to be fasting. Usually the doctors don’t even know and they have to either rely upon the lab mannuals to look up which tests need to be run on fasting blood. QUESTION: Can a medic please advise on blood test fasting? I am having a blood test to-morrow to check the effects of pills for my High Blood Pressure on my Kidneys. Can’t remember if this is a fasting blood test or not. Can someone advise me please? ANSWER: most likely it isn’t , as your urinary and electrolytes E U can be done regardless of fasting, you are most likely on a medication called a ACE inhibitor or a angiotensin receptor antagonist, in which you would have had a blood test before you started it ie a baseline or rerference reading and now you will be having another test after you have been on this medication to see if its stuffed up your kidneys QUESTION: what does high plasma mean from fasting blood test ? i was wondering if anyne could give me a understanding of what high plasma isfrom a fasting blood test results as i rung my docter back and he really confused me and didnt seem to know what he was saying. is this something to worry about ? ANSWER: QUESTION: Can my doctor tell if I have type 2 diabetes by doing a non-fasting blood test? My doctor suspects I have type 2 diabetes because I had a child that was over 10 lbs. (8 years ago) and now I am experiencing chronic (2-3 a month) yeast infections. My appointment was in the evening last week and she drew blood, but I did not fast before the test. Some coworkers tell me that there is no way she could tell if I have diabetes using that method. Opinions? ANSWER: She can tell if you have diabetes, but it’s more difficult because an extra variable–food–was introduced. If your reading is more borderline, she’ll probably want to re-run a fasting test. Sometimes blood sugar is so high that there can be no doubt. Any random reading over 200 mg/dL is considered in diabetic range. Any reading over 140 mg/dL, regardless ofwhat was eaten or when, is cause for concern. Also, there’s another diabetes test that does not require fasting and it’s called an HbA1c or A1c for short. It’s approximately a three-month average of your blood sugar levels and isn’t affected by anything you ate that day. She might’ve been drawing blood for the A1c. QUESTION: Will eating one blackberry in the morning affect the results of a “fasting” blood test? I was supposed to have a fasting blood test this morning but forgot & ate one blackberry while walking the dog this morning. Will this matter? The test is for cholesterol (doctor’s notation says VAP Cholesterol LpLla2)? My last real meal was at 7:30 last night. How long should I wait now? ANSWER: when cholesterol is checked, blood sugar is also checked because they compare blood sugar with trigylcerides, so yes, that black berry will skew your results, would reschedule the test for another day when you have fasted for 12 hours prior. QUESTION: I had a fasting blood test thismorning but exercised 3 hours before it. Now what? I had some lab work done to try to see if something is going on that is causing me to not become pregnant. It was a low impact body sculpt workout that lasted less than 30 minutes. I did not realize I shouldn’t exercise. I did not feel weekish or anything from the workout. If my levels are all normal, should I mention to my doctor about the exercise? Would exercise make my tests falsely normal? ANSWER: Exercising won’t make much of a difference for most of the lab results – it primarily lowers blood glucose levels and triglycerides, but maybe some hormones could be affected by exercise. It would be a good idea to mention it to your doc, just in case there is some specific test that is sensitive to exercise. If you are exercising regularly like this, the test might more accurately reflect your lifestyle by exercising beforehand.. QUESTION: How much/little can I eat the night before a fasting blood sugar test? Tomorrow morning at 8:30 amI have a fasting blood sugar test. I finished eating dinner tonight around 8:30, but I ate way too much until I felt sick and ate mainly sweets and junk food. Even though I’ll have a full 12 hours of fasting before the blood test, is what I ate and how much I ate going to skew the results? ANSWER: If you are truly non-diabetic, then what you ate 8+ hours beforehand shouldn’t impact your blood sugar results tomorrow. Non-diabetics typically return to pre-meal levels (<100 mg/dL) within 2-4 hours of a meal, regardless of the carbohydrate count. A fast for 12 hours gives a non-diabetic body more than enough time to bring blood sugar back to that range. QUESTION: Glucose blood tests- Fasting? I’m seeing a number of specialists for a rheumatological condition, possibly Lupus or Sjogren’s. Today I saw a dental/dry mouth specialist as this is one of my symptoms. I did a saliva flow test, 5 minutes and produced 0.3mls (anything under 1.5mls is a positive result). I also drink a lot of water,about 4 liters a day. She is trying to look outside the obvious (Lupus/Sjogren’s) and wants to rule out Diabetes (especially with my thirst and I also have Celiac Disease). I’m having the glucose blood test next week. I’ve heard the term ‘fasting glucose blood test’. They didn’t say whether I should eat before or not. So should I fast before my test? Or does it not matter? Thanks. Noocie, I drink that much water because my mouth is dry and I’m thirsty. Buff, thanks. But the professor I saw yesterday didn’t recommend citrus/lemon. She said that it will increase your saliva production, but it’ll create an uneven amount of acid in your mouth causing bacteria to grow faster. She recommended sugar free chewing gum. ANSWER: QUESTION: Fasting Blood Tests…? My stepdad received a letter from his GP saying he needs some fasting blood’s taken. Am I right in thinking this is most likely due to needing a retest of glucose levels? What else could it be and whats most likely? ANSWER: There is a largenumber of tests that need to be taken from a patient who is fasting not only blood glucose levels. The best people to ask why would be your dads doctors as only they will know the real reason for the test. Not knowing your dad or his medical history people on here will not be able to give you an informed opinion. QUESTION: Fasting before blood tests – is water ok? Hello, I have to have a blood test early tomorrow morning to check out my cholesterol, glucose and Iron levels, and B vitamins. The form I have also says ‘liver profile’ and U&E (no idea what that is?) The doc said I have to fast from 10pm tonight until the test, but does that mean no plain water? Thanks for advice. ANSWER: You can drink just plain water it wont be a prob. QUESTION: I just had my yearly physical and my blood test showed a fasting glucose of 115? My doctor has ordered a test at the hospital to check my glucose levels–It was 115 on the fasting blood test in the office. I have never had a problem before–mycholestral is 135 and my blood pressure is great. Do I have diabetes or might this be a fluke? I will have the test but am very worried. Any experience with this issue? ANSWER: That is a normal figure, you should not worry. My sister who is an insulin dependent diabetic, typically tests above 400. When I was helping care for an elderly friend just home from the hospital we were told by her doctor if she tested around 125 first thing in the morning she didn’t need insulin. QUESTION: How much of an effect does not fasting before a blood tests impact the results, and what are the specifics? ANSWER: It really depends on what they’re checking for. When I went in for a physical last year and I didn’t fast, they said I had high cholesterol. I had the test redone after fasting and got correct results (my new doc knew I didn’t have high cholesterol). I’d do it and if you didn’t, tell your doc so s/he can judge your results better. QUESTION: fasting blood test and glucose blood test question?Next week i have to have a fasting blood test and a glucose blood test for the glucose blood test what do they do? Do i have to drink glucose? ANSWER: This is also know as a glucose tolerance test is a medical test in which glucose is given and blood samples taken afterward to determine how quickly it is cleared from the blood. The test is usually used to test for diabetes, insulin resistance, and sometimes reactive hypoglycemia or rarer disorders of carbohydrate metabolism. There are different standard doses of glucose, different routes of administration, different intervals and durations of sampling, and various substances measured in addition to blood glucose. The most common version is- Preparation: The patient is instructed not to restrict carbohydrate intake in the days or weeks before the test. The test should not be done during an illness, as results may not reflect the patient’s glucose metabolism when healthy. A full adult dose should not be given to a person weighing lessthan 43 kg (94 lb), or exaggerated glucoses may produce a false positive result. Usually the Oral Glucose Tolerance Test is performed in the morning as glucose tolerance can exhibit a diurnal rhythm with a significant decrease in the afternoon. The patient is instructed to fast (water is allowed) for 8-12 hours prior to the test. Procedure: 1. A zero time (baseline) blood sample is drawn. 2. The patient is then given a measured dose (below) of glucose solution to drink within a 5 minute time frame. 3. Blood is drawn at intervals for measurement of glucose (blood sugar), and sometimes insulin levels. The intervals and number of samples vary according to the purpose of the test. For simple diabetes screening, the most important sample is the 2 hour sample and the 0 and 2 hour samples may be the only ones collected. The results can take dependenteek to arrive dependant on the extra tests carried out and the hospital. QUESTION: Will moderate exercise shortly before an 8 hour (fasting)blood glucose test result in a lower test number? I use niacin, and this sometimes results in a blood glucose fasting test result of just above 100. This seems to worry my doctor, but it doesn’t worry me. The niacin works wonders for me. Therefore, I’m looking for a way to bring the test under 100, and keep the doc happy. ANSWER: I think your priorities need shifting. Who cares whether the doc is happy or not? As long as you’re happy, you’re under 110mg/dl, and your HbA1C is under 6, it really doesn’t matter what the doc thinks. Oh, to answer your question… a twenty minute brisk walk or jog will do wonders for lowering your blood glucose. Just park a mile or two from the doctor’s office a half hour before your next appointment. Monica: There are two standards for measuring fasting blood glucose. Mean plasma and whole blood. Before we start correcting each other, it would be helpful to define exactly which one we’re talking about. BTW… it’s “affect” not “effect”. You should know that bynow. Mean time, let’s not nit pick. QUESTION: Can you tell me if you can chew gum when you have a fasting blood test? Will it make a difference to result? if you haven’t eaten for 12 and a half hours and you chew sugar free gum. We it make alot of difference to your fasting blood test. ANSWER: The gum has sweeteners in it instead of the sugar, so yes it is said to affect the results. Its best to have this tests in the morning, so you can fast over night. QUESTION: What happens in a fasting blood test? Hi I was wondering what exactly happens in a fasting blood test because I have been booked in for one next week because I have nearly every symptom of diabetes (I understand the whole fasting bit I just want to know how they collect and test my blood) . Basically the question is in the title, thank you very much if you reply x E.g. Will they use a glucose meter to test it, or will they collect some blood from my arm like a normal blood test. ANSWER: You have been asked to fast for a bloodtest to get a baseline of what your normal analytes are, for example what your glucose level is in you body without your body being exposed to food and drink that will raise your glucose levels. Since I don’t know what you blood form has been ticked for in terms of test, I can only speculate. You may be asked for a fasting glucose level and a further blood sample 2 hrs after drinking a known glucose laden drink eg lucozade, this test is known as a glucose tolerance test which is good to see how well your body deals with the glucose load. The blood will be taken from a vein in your arm. QUESTION: Can i drink a cup of coffee before a fasting blood test for Cholesterol? I never leave the house before my morning coffee but I have to have a blood test done…just a little coffee, please? ANSWER: nope…nothing until after the test QUESTION: Getting blood tests for “Fbc/esr/U+E/LFTS/TFTS/fasting 1pp/glucose”. What does this mean in English please? Anyone know how long I’d need to fast for beforethese blood tests? Thanks. ANSWER: ESR= a sedimentation rate (or a test for general inflammation) LFTs= liver function tests TFTs= thyroid function tests Fasting 1 hr pp glucose= is a fasting glucose and one hour after ingestion of glucose level (YOU FAST 12 hours) Fbc I am not familiar with, U E could be urine QUESTION: Fasting before blood tests…question…? I’m taking a blood test that requires fasting 6-8 hours beforehand. The problem is, sometimes I wake up in the middle of the night and can’t get back to sleep w/o a small amount of aspirin (and water to take it with). I have itchy, dry skin and we live near a field, which I think makes it worse being allergy season. I’ll take a tiny amount (quarter tablet) just to stop the inflammation. Someone at the clinic told me this was ok and wouldn’t affect the test the last time I had bloodwork drawn. But this time I’m having tests done on my kidney function in additional to the routine bloodwork, so just wanted to make sure it wouldn’tmake a difference. Does “no eating and drinking for 6-8 hours” even include water and medicine, or would it be best to abstain from that, too? Thanks. ANSWER: Usually when you fast it is ok to take a small amount of water and your medications, unless you doctor specifically told you not to. QUESTION: does a fasting glucose blood test of 110 indicate i am or will be diabetic? i’m wondering since this is very borderline and was done during a fasting test. i’m supposed to go in for a followup and avoid alot of sugar in my diet. I’ve never had any problems before this but i have native american blood so i’m always concerned i could get diabetes (although i don’t a big percentage of indian heritage). ANSWER: It is boarderline. “What level suggests prediabetes? If your fasting blood sugar level is 100 mg/dL to 125 mg/dL, you have impaired fasting glucose — commonly known as prediabetes. To confirm the diagnosis, your doctor may repeat the fasting blood sugar test several days to a weeklater.” QUESTION: Can I drink alcohol the night before a fasting blood test? (not a glucose test or donating blood, just a blood test) ANSWER: Sure, so long as you begin fasting when they say you should. Be aware that alcohol can dehydrate you, so be sure to drink water before the fasting begins (assuming you can’t have anything by mouth). QUESTION: How much blood is taken in a fasting blood test? Title says it all really, I had one today and the woman took 4-5 of those vials, I only took a quick look but it was a bundle of at least 4. Is that normal? I read online that 3 is the maximum amount taken normally. Many thanks x ANSWER: It’s perfectly normal and depends on what the test(s) are for. Different tubes have different properties/chemicals in them, like the red top tube for a chemistry test, which lets the serum separate, and the blue for a CBC, which has the opposite effect……it’s still not that much blood taken. Edit: See the “Additives” part here: QUESTION: Can I exercise beforea fasting blood test? I have the test about 4pm and I want to workout at 5am. Is that enough time between the workout and test? ANSWER: Absolutely! There is no reason why you can not work out. Just make sure you don’t eat or drink anything besides water for 12 hours prior. QUESTION: What can my gp tell about a fasting blood test? I know they can tell if there’s anything wrong with your thyroid, but what else? ANSWER: A fasting blood test, depending upon what is ordered, can tell the overall function of your body – your cells, your bone marrow, your kidneys, your pancreas, your liver, your thyroid (if this was ordered and is not usually part of the standard testing which is a CBC and chemistry panel). QUESTION: What is a fasting blood test? Tomorrow I’m going to get my blood taken for the first time. But it’s a fasting blood test. Can I drink water before it? And will it hurt? I don’t like shots, by the way. ANSWER: When you are going for blood work to measure blood sugar levels, youare required to fast for 12 hours before the blood test. It is always good to schedule your appointment in the morning, so that you can fast through the previous night and then go in for your blood tests in the morning. Make sure that you do not consume anything for 12 hours. For more information, refer to fasting blood glucose test. Often people wonder “can you drink water when fasting for blood work?”. To find an answer to this question, you will have to inquire at the lab where you are taking the test. Normally drinking water is permitted, as it does not have any kind of effect on the blood tests. Along with all the instructions for fasting for blood work, I will recommend that you be honest to yourself and your doctor, when you take your blood test. If a 12 hour fasting for blood work is required, but you have fasted only for 8 hours as you have eaten something, it is important that you talk to the lab doctor, before you actually take the blood test. The lab tech will find a veinin your arm and poke a needle in it (not a large needle) and draw blood and fill the vials for the tests. These are professionals and it usually does not hurt at all just a small prickly feeling, its not like a shot, its drawing blood from a vein in your arm. Good luck. Hope this helps. QUESTION: Fasting blood sugar (FBS) tests measure blood glucose after you have not eaten for at least 8 hours.? My fasting blood sugar test results are 117, pre-diabetic. What SPECIFIC foods, herbs, spices, etc can I eat that will lower this number. What SPECIFIC foods, herbs, speices, etc. would be bad. ANSWER: Despite what some people say, herbal remedies just won’t fix you. But perhaps you just meant healthy eating? You should avoid foods full of refined/simple sugars – examples include candy bars, processed breads, simple pastas; focus on eating complex carbohydrates, veggies, and low fat meats. You can start the ADA diet – diabetic diet – which we should all probably be on, anyway. Also, diabetesoccurs more frequently in overweight people, so depending on your current weight, you may benefit from weight loss, and be able to get your sugars down that way. Good for you for being proactive. Good luck. QUESTION: If I have a fasting blood sugar of 146, should I be on diabetes medicine? (I have had one blood test. My doctor says that if I have two blood tests with a fasting blood sugar level over 126, then I am definitely diabetic. So, if my next diabetes test is in the same range, I wonder if I will be on medicine.) ANSWER: Yes. The most likely medication is Metformin. Its THE gold standard of oral diabetes meds and the safest one to take. It can also help with weight loss. It can cause some stomach upset when you first start taking it, so they put you on a very low dose and gradually increase it. If it still causes problems for you try the yogurt treatment I discuss in this post Your doctor may tell you to cut back on carbs, and get more exercise, which should help, but you reallyshould be on metformin with those numbers, not just diet and exercise alone. Good luck! QUESTION: How long do you have to fast for blood tests? I am having blood tests done in the morning (CBC, glucose, urine, etc.). How long are you supposed to fast? 8 hours? 12 hours? ANSWER: It depends on what the tests are specifically. For FBS(fasting Blood Sugar) and cholesterol tests you need to fast for 8 hours. For RBS (random blood sugar), CBC, and some other you do not need to fast.If you are unsure I would fast for 8 hours and make sure to tell the phlebotomist so that you don’t pass out. Good luck QUESTION: Does a person feel weak after a fasting blood test? I am concerned because, I normally get shaky if I don’t eat after I have been awake for a few hours. In the past when I have had blood taken, I have gotten weak. ANSWER: If you tend to be hypoglycemic (low blood sugar), it is certainly possible that you may feel weak in the hours leading up to getting your blood drawn. The weakness isthe hypoglycemia, though, not the blood test itself. I would suggest that you get the blood test done as soon as possible in the morning as the clinic will let you. Also, take a snack with you, so you can get some food in your system as soon as the blood test is done. QUESTION: How long do you have to fast before taking the Glucose Fasting blood test? ANSWER: they have 2 fasting glucose tests-4 hr and 8 hr tests. good luck always

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