Bloodletting is a valid medical procedure for hemochromatosis which presently affects around 1 in 200 of those with European ancestry. It's very possible the in

Bloodletting is a valid medical procedure for hemochromatosis which presently affects around 1 in 200 of those with European ancestry. It's very possible the incidence rate was greater in the past when populations were more locally homogeneous. It's exceptionally lazy and unimaginative to dismiss out of hand a procedure practiced globally for thousands of years.