dbrunner
Bloodletting has a long history; it was used by the Mayans, the Aztecs, the Mesopotamians and the Greeks.
Bloodletting
Bloodletting in the ancient world
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replied to: dbrunner
splizxer
Replied to: Bloodletting has a long history; it was used by the Mayans,...
Greek physician Galen discovered that veins and arteries were filled with blood, not air.