There are rare blood types beyond the eight most common ones, and researchers have discovered one more that brings the total count to 49. Blood type A(B) is caused by a four gene mutations and was ...

Another challenge facing test designers is that early detection may not necessarily save lives. A crucial factor, and something that is still unknown about the new multi-cancer tests, is whether they ...

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

A new blood test was found to detect colon cancer with more than 80% accuracy — and to rule it out for 90% of healthy people. The results were presented at the 2025 American Society of Clinical ...

A new type of blood test could help detect multiple cancers early. A team of researchers in California studied a new multi-cancer early detection (MCED) test called Galleri, which can reportedly ...

A French woman from Guadeloupe is the only known person in the world with the "Gwada negative" blood type. Anuwar Hazarika / NurPhoto via Getty Images In 2011, a French woman was undergoing routine ...

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 ...

Professor of Chemical and Biological Engineering, Biomedical Engineering, and Public Health, Colorado State University Your blood serves numerous roles to maintain your health. To carry out these ...

Human blood already comes in a bewildering variety of types, but researchers have now identified a new one so rare that only three people on the planet are known to carry it. The finding exposes just ...