India, May 26 -- US millionaire and anti-ageing advocate Bryan Johnson shut down an Indian entrepreneur's late-night hustle post, slamming the 4 am work culture as "terrible for health" instead of "heroic". Web developer Priyanshu Tiwari, shared a photo of a large group of tech workers coding through the night and till early morning and wrote, "It's 4 AM guys, but builders are building. What's your excuse."

The post racked up thousands of views, with many commenters applauding the young developer's dedication, but Johnson wasn't impressed. Instead, he stepped in to set the record straight, warning that glorifying irregular, excessive work hours can be seriously harmful to long-term health.

"It may feel heroic but you're spending down yo...