What is the rarest blood type in the world?
1) “The rarest blood type is the type that’s not available when YOU need it!” 2) “Statistically, the rarest is AB Rh negative. However, at the Red Cross, we think of the rarest type as being the one we don’t have when we need it the most. More people have type O blood, and those are the donors we need most.” http://www.bloodsaveslives.org/donate/blooddonor.cfm 3) AB- has 0.8% of the world population http://en.wikipedia.org/wiki/Blood_type 4) There are exotic blood types in other classifications: “The rarest blood type found is called bombay blood (subtype h-h), found only in a Czechoslovakian nurse in 1961 and in a brother and sister in Massachusetts in 1968.” “Bombay blood (hh) is the rarest of the rare blood types, essentially being completely outside the ABO system that the rest of humanity has. They do
