In the world of professional wrestling, there is always a good guy or girl known as the babyface and there is always a bad ...

A software entrepreneur who is spending millions to “bio-hack” his body and reverse the aging process shared how one treatment — injecting fat from a donor into his face — went horribly wrong.

Bryan Johnson/Instagram The next endeavor, he said, was “Project Baby Face,” an effort “to explore whether we can restore lost volume” in the face.