Based on statistics, the rarest blood type is AB negative. According to the American Red Cross, AB negative blood type occurs in "1% of Caucasian, 0.3% of African American, 0.1% of Asian and 0.2% ...

Only two per cent of the population has B negative blood, making it one of the rarest types, according to the NHS. Patients ...

A worldwide search is underway to find a donor with an incredibly rare type of blood needed to help save a 2-year-old girl in Florida. Zainab Mughal, who has neuroblastoma and requires life-saving … ...

MIAMI — A global search is underway for blood donors matching a two-year-old with some of the rarest blood in the world. Zainab Mughal has been battling cancer, and to survive, she’s likely to ...

The Florida toddler who made international headlines last month after sparking a worldwide search for a blood donor is in need of at least three more matches as she fights aggressive cancer.

Based on statistics, the rarest blood type is AB negative. According to the American Red Cross, AB negative blood type occurs in "1% of Caucasian, 0.3% of African American, 0.1% of Asian and 0.2% ...

What is the rarest blood type? There are over 600 other known antigens, and the absence or presence of them creates "rare blood types," says the American Red Cross.

A worldwide search is underway to find a donor with an incredibly rare type of blood needed to help save a 2-year-old girl in Florida. Zainab Mughal, who has neuroblastoma and requires life-saving ...

According to the American Red Cross, the most common blood type is O positive, which is the blood type for 37% of the population. Make Yahoo Your Homepage.