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Mar 22, 2017 ... Here's what you need to know about fasting before a blood test, including how long to fast for ... How long should you fast before a blood test?


Have a question about fasting before your blood test? Don't wait until the day of ... Don't wait until the day of your blood draw to ask if you should fast. That could cause your ... How long do I have to fast for a blood test? It depends on the test.


Jul 6, 2016 ... Your doctor says you need to fast before some blood tests. WebMD explains what that means and why you have to do it.


Fasting before a blood test is important to obtain accurate readings. When you consume food, your ... How Long Should You Fast. business man sitting on a ...


You can eat and drink as normal before some blood tests. ... tests and what you may need to do to prepare for them, including how long you may need to fast. ... You should also avoid taking iron pills or tablets for 24 hours before your test.


Sep 25, 2011 ... Blood Work Basics: What to Know Before Your Draw ... Many tests do not require fasting, but lipid panels (also known as cholesterol tests), ...


Apr 29, 2016 ... What was the point of fasting before having a cholesterol test? Not eating for eight to 12 hours before having blood drawn for a cholesterol test ...


May 24, 2016 ... But “it doesn't matter if you eat” before a cholesterol test if the main goal ... fasting may have little impact on cholesterol blood test results was a ...


If you've ever had your cholesterol or glucose levels tested before, you know that food and drink intake can affect the outcome of blood tests. That's why a fasting ...