If you're about to have a blood test taken you might have received instructions not to eat at a particular time prior to the test. In that case - follow the instructions. If you haven't received any such instructions, live life as you normally would - otherwise the blood test won't show what's going on with you normally,
Fasting is usually only required if you are having a "fasting blood glucose" blood test, or possibly a cholesterol test. Fasting counts as approximately 14 hours (but generally means "have your dinner the evening beforehand, but no breakfast or food until after your blood test, and only clear sugar-free fluids before your blood test") .
Fasting means no food or water for the specified time prior to certain medical testings.
glycomark
glucose
Yes it is appropriate to have fasting blood tests during periods
To check diabetic profile
It is considered best to fast but necessary.AnswerSupposed to be a 12 hr fast - except water or juicesThe above answer is wrong.Water is the ONLY thing that you can drink to satisfy the fasting criteria...8 hrs should be adequate.Liver function tests do not require fasting since the tests are not affected one way or the other.Juices generally contain sugars that affect other testing (like glucose). Lipid panels are often preferred in the fasting state since eating before the tests can affect the tests such as triglycerides, etc. Ask your doctor when the tests are ordered whether fasting is needed.
Blood urea nitrogen tests require a 12 hour fasting before hand. Preanesthetic blood work requires a fasting before hand also. Most all blood work requires a 12 hour fasting before hand.
Fasting Blood Glucose Lipid Profile Fasting Blood Glucose Lipid Profile
for narcotics like opium marfin etc and fasting for cholesterol and blood suger
After a fasting blood sample you can eat immediately.
It depends on the type of blood test. For fasting sugar tests it can have an affect. Fasting longer than 12 to 14 hours will cause your body to start utilizing glycogen that is primarily stored in your muscles and that can affect blood tests for fasting sugar.
Typically yes, but you need to ask your doc this. It may depend on the tests she has in mind.
NO 95% of fasting tests require nothing but water and the amount of toothpaste it took to do your teeth in the morning.