Bryan Johnson Injects Himself With Horse Tranquilizer: "Scrambled My Brain"

In his quest to defy ageing, he has undergone unconventional and radical procedures, including receiving blood transfusions from his own son.

Bryan Johnson Injects Himself With Horse Tranquilizer:
In his quest to defy ageing, he has undergone unconventional and radical procedures, including receiving blood transfusions from his own son.