Some common blood tests require you to fast beforehand to help make sure the test results are as accurate as possible. You can typically still drink water during this period, but is drinking tea ...

When you need a blood test that requires fasting, youll want to be aware of things that could cause faulty test results. Drinking diet soda with artificial sweetener before a fasting blood test might ...

This article was reviewed by Felix Gussone, MD. In this guide, we’ll break down what most biomarker lab tests measure, how to prepare for them, and what to do once you receive your results. Not ...