I reassured him and sent him to get another blood specimen drawn without a tourniquet. Why? Because I suspected that the ...

"No cancer signal detected." The blood test results popped up in my online health portal without much fanfare. A doctor would chat about them with me later, congratulating me on the "phew"-worthy ...

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 ...

Famed biohacker Bryan Johnson and his Blueprint team devised this measure of harmful plastic particles in your blood.

Whoop’s test, in comparison, starts at $349 for two per year, and unlike with Oura, you can upload tests done through your doctor’s office to the Whoop app for free. Whoop’s Advanced Labs costs more ...

In patients showing cognitive decline, a new blood test for Alzheimer's is expected to make diagnosis more convenient, accessible and inexpensive than other existing tests. When you purchase through ...

The start-up Function will send practically anyone to a lab for extensive medical testing, no physical required. Is that a ...