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.

By the same token, Stowell says people with type O blood shouldn’t assume they have a free pass when it comes to COVID-19. Regardless of blood type, people should continue to take the proper ...

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.

A stock image of blood units stored in a cold storage room. Sina Schuldt/dpa via AP What To Know. Nara Medical University's trial administered 100 to 400 milliliters of the artificial blood to 16 ...