The 48-year-old longevity influencer, notorious for spending millions on biohacking trends and weighing his poops, is offering much simpler health tips today.

Tech entrepreneur Bryan Johnson has spent a fortune using his own body to research longevity. Here's what he says he's learned.

The 48-year-old longevity influencer, notorious for spending millions on biohacking trends and weighing his poops, is offering much simpler health tips today.