They also once thought that bleeding you half to death was healthy!
We’ve advanced since then.
For some people, like the Irish who as a population are unusually predisposed to it, bleeding is still used if they have a usually hereditary condition called hemochromatosis, or “iron storage disease.”
Weve advanced since then.
So they say today.
Not tomorrow!
It does temporarily reduce blood pressure. Other than that, all it does is fatigue you by forcing your body to produce more replacement blood.