Talk about a lonely hearts club. An unnamed woman from Guadeloupe has the rarest blood type on earth, to the extent that she’s only compatible with herself.

By the same token, Stowell says people with type O blood shouldn’t assume they have a free pass when it comes to COVID-19. Regardless of blood type, people should continue to take the proper ...

French scientists have discovered a new blood type in a woman from the Caribbean island of Guadeloupe, France's blood supply agency announced Friday. The woman is the only known carrier of a new ...

The blood type of B negative is also uncommon, occurring in "2% of Caucasian, 1% of African American, 0.4% of Asian and 1% of Latino American" populations, according to the American Red Cross.

As with regular blood, the new mixture is capable of carrying oxygen throughout the body. Unlike blood from humans, however, the artificial variety being tested in Japan does not need to match a ...

Artificial Blood That Could Work for All Blood Types in Trials Published Jun 02, 2025 at 8:22 AM EDT Updated Jun 02, 2025 at 9:24 AM EDT By Jasmine Laws ...