In a groundbreaking discovery, scientists have identified a new blood type that is so rare it exists in only one person on Earth. The blood type, called “Gwada negative,” was found by researchers at ...

Add Yahoo as a preferred source to see more of our stories on Google. There’s more history in your blood types than you think, and it didn’t begin with humans. Here’s what we know about them, ...

A routine medical test turned extraordinary for a woman from the Caribbean when doctors found something completely new in her blood. Nearly 15 years ago, while preparing for surgery in Paris, doctors ...

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