The existence of different blood types is one of the most frustrating realities of human biology, offering very little in the ...

More than 92,000 patients in the United States are on the waiting list for a kidney transplant, and according to the Health ...

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 ...

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 ...

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 ...

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 ...

BRISTOL, Tenn. - Marsh Regional Blood Center says donors with an O-negative blood type are particularly welcome at upcoming blood drives as their blood can be used for any patient. The blood center is ...

United Blood Services is experiencing a critical shortage of O-negative blood. O-negative blood donors are asked to donate as soon as possible. Blood bank officials are asking for O-negative donors ...

PARKERSBURG — The American Red Cross is making a plea for blood donations and particularly Type O blood during Trauma Awareness Month in May to keep hospitals prepared for all transfusion needs ...