Add Yahoo as a preferred source to see more of our stories on Google. Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) (Getty Images) If ...

When I signed up to try a bunch of health and aging tests for The Post, I knew there would be blood. I just didn’t realize how much blood I’d have to surrender. I’ve undergone several fertility ...

What if you could get checked for colon cancer with only a routine blood draw? A new blood test in Michigan is making the process much easier. No bowel prep, no sedation and no awkward stool kit to ...

A blood test is a medical procedure where a sample of a person's blood is taken (called a blood draw) and sent to a lab for analysis. Knowing the results of blood tests helps a physician better ...

I reassured him and sent him to get another blood specimen drawn without a tourniquet. Why? Because I suspected that the tourniquet had been left in place so long that it caused the red blood cells, ...