If you are concerned about your risk of developing cardiovascular disease, you’ll usually get a specific blood test to look at your cholesterol levels to see where things stand. At least, that’s how ...

You could be missing out on some crucial information about your cardiovascular health that only this specific test can give ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...

Antibody tests are becoming more available in drugstores, but what do the results really tell you? Above: A Paris pharmacist deposits a blood sample for a COVID-19 antibody test. Each week, we answer ...

The test may make it easier to identify whether people with memory and thinking problems have Alzheimer’s or not. By Pam Belluck A blood test that can help diagnose Alzheimer’s disease has received ...

Blood draws for several kinds of diagnostic tests require you to fast for several hours. Eating or drinking anything besides water can skew the results, leading to you needing to be retested. You may ...

What these buzzy new tests can and can't tell you.

Blood test results can be overwhelming to digest, complete with medical jargon and numerical values that may not mean much without an accompanying explanation. But to take charge of your health and ...

Picture this: You've just finished your annual doctor's appointment. You feel good, and the routine tests your doctor ...