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, says the Red Cross.

Rare types of blood such as U-negative and Duffy-negative (or Duffy null) are common in people in Africa or the Arabian Peninsula — areas where malaria is common.

Learn about the blood type diet and its specific recommendations for blood types O, A, B, and AB. WebMD provides insights into the diet’s benefits and possible risks ...

Knowing your blood type is important information that can come in handy during a medical emergency. It can also tell you more about which medical conditions you're more at risk for, such as heart ...

Blood type is a personal medical detail that doesn't come up much in casual conversation or even at doctor's visits, so I never really thought much about mine until it was required when filling ...

Not to B-negative, but your blood type could offer a clue to your risk of having a stroke before 60. “The number of people with early strokes is rising,” said Dr. Steven J. Kittner, co ...

Those with the blood type A, B or AB could be dramatically more likely to develop some types of deadly cancer, research shows. Meanwhile, being O negative or positive could be somewhat protected ...