In a groundbreaking development, French scientists have identified the world’s rarest blood group, known as Gwada-negative. It's a blood group so rare that only one woman in the world is known to have ...

Most people know their blood type—A, B, AB or O—along with whether they are Rh-positive or negative. But these familiar categories (those letters plus "positive" or "negative") represent just two of ...

When a pregnant woman had her blood sampled back in 1972, doctors discovered it was mysteriously missing a surface molecule found on all other known red blood cells at the time. After 50 years, this ...

In a breakthrough that could transform how we understand blood compatibility and genetic mutations, French scientists have identified a new and ultra-rare human blood group, officially recognized as ...

A rare new blood type has been discovered, so "step aside A, B and O – there's a new player in town", said Gizmodo. So far, the "Gwada negative" blood type has been identified only in one person: a ...

ROCHESTER — The Mayo Clinic Blood Donor Program is issuing an urgent call for type O-negative blood donors. It is currently facing a critical shortage of O-negative blood, according to a press release ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. In a routine blood test that turned extraordinary, French scientists have ...

In a world where blood is viewed through the lens of just A, B, AB, and O types, a research has shaken up our understanding. After 15 years of investigation, French scientists have uncovered a new, ...

Blood – everyone's got it. In fact, an adult who weighs between 150 and 180 pounds has around 1.2 to 1.5 gallons of blood in their body. This makes up approximately 10% of an adult’s weight. Blood ...

The Northern California Community Blood Bank is in “urgent” need of O-negative blood, with supplies locally reaching “critically low” levels and is asking the public to help replenish the supply.

The NHS has issued an urgent plea for blood donors after warning national supplies are set to run out within hours. Doctors urged people with O-type blood to donate, with national stocks of O-Negative ...