[OC] Countries by the prevalence of type B blood.Submitted by BLAZENIOSZ t3_108dqfz in dataisbeautiful
crazyhadron t1_j3ut3oj wrote
IIRC type B provides resistance to gastric illnesses, like cholera.
Also interesting to note is that India has a rather uniform distribution of blood types, unlike nearly all Western countries, who lean heavily towards O.
corrado33 t1_j47soxs wrote
Who lean heavily toward O+ IIRC.
O- is more rare. Although not the rarest blood type at all.
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