For accurate results, you may need to fast for certain tests. This requires you to avoid certain foods and drinks. Learn more ...

What is the MCHC Blood Test? A mean corpuscular hemoglobin concentration (MCHC) blood test measures the amount of a protein called hemoglobin in your red blood cells. It’s one of many measurements ...

Some foods will immediately throw off your blood pressure and give an inaccurate reading for what your daily blood pressure normally is. If you're going to have your blood pressure taken, avoid eating ...

The blood test that detects nicotine is called a cotinine test. It measures recent tobacco use and exposure. Cotinine is a chemical that comes from the breakdown of nicotine in the body. A blood test ...

What Is an MCV Blood Test? MCV stands for mean corpuscular volume. An MCV blood test measures the average size of red blood cells, which have the critical job of carrying oxygen to your organs. If ...

A new blood test that detects a hallmark of Alzheimer's is poised to change the way doctors diagnose and treat the disease. The test, the first of its kind to be cleared by the Food and Drug ...

Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) If you could take a simple blood test that could detect multiple types of cancer while ...

The UK’s National Health Service (NHS) is conducting trials of a 15-minute blood test, MeMed BV, designed to rapidly diagnose ...