The principle behind cancer-spotting blood tests is relatively simple. Some, like Galleri, analyse DNA fragments shed by ...

You can learn your blood type through medical records, a blood test, blood donation, or an at-home kit. Knowing your blood type is important for emergencies, surgery, and blood donation. A third of ...

Which blood type test kit is best? There are a number of reasons why you might want to know what your blood type is. Some top reasons for this include matching with blood donors and discovering ...

Knowing your blood type is critical during emergency health situations. Knowing your blood type is crucial medical information, but unless you've given blood before you might not be sure what yours is ...

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 ...

Blood tests are helpful for monitoring your overall health. But research suggests they can also give us clues about the ...

If you could take a simple blood test that could detect multiple types of cancer while they’re still in an early and treatable stage, would you? For many, the answer would be a resounding yes.