I vaguely recall that it's the blood itself which has a big impact — to the point where blood transplants from younger blood could (temporarily) "rejuvenate" an older metabolism.
I vaguely recall that it's the blood itself which has a big impact — to the point where blood transplants from younger blood could (temporarily) "rejuvenate" an older metabolism.
So Bryan Johnson was onto something when he was transfusing his son's blood into himself