India, July 30 -- Tech entrepreneur Bryan Johnson, best known for spending millions of dollars each year in his quest to slow ageing, has admitted that he is wondering whether he has taken his longevity experiment too far.

In a post on X, Johnson wrote, "been thinking things over and wonder if i've taken this whole longevity thing too far."

The remark surprised many, given that the entrepreneur has spent years following an intensive anti-ageing regimen that includes taking hundreds of supplements, maintaining a strict sleep schedule and making lifestyle choices aimed at slowing biological ageing.

(Also Read: Bengaluru entrepreneur, 23, begins health tracking journey, says he'll be 'Bryan Johnson of India')

Johnson's latest post also c...