Stone Age Norse gave you the ability to digest Cow’s Milk.

It was during the time of the Nordic Stone Age that a prevalence of a gene that allowed adults of Northern European descent to digest lactose originated. This gene then spread to other cultures to become virtually universal. This was a genetic variant that was either rare or completely absent in early farmers from Central and Southern Europe. Lactase is an enzyme produced in the digestive system of infants and some (mostly European) adult humans to break down lactose. The lactase enzyme is essential in the digestion of whole milk….

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