The Rhesus Factor DECEPTION: RH Negative Blood Type Discovered in 1937... and "Purebloods"

First published at 19:59 UTC on March 13th, 2022.

Did you know that humans didn't discover Rh- blood until 1937? We didn't even know any blood types existed until 1901. Why have there been rumors over the years that some people's blood types have CHANGED during their lifetime? In 20…

SensitivityNormal - Content that is suitable for ages 16 and over
The owner has disabled discussion of this video.