American entrepreneur Bryan Johnson, known for his quest to reverse aging, experienced the effects of Mumbai's air pollution during his India tour. Promoting his book Don't Die, Johnson detailed his discomfort despite using air purifiers and masks. He adhered to his rigorous health routine, carrying all his meals and supplements for the six-day trip. The visit included an exclusive meetup with prominent figures like Zomato CEO Deepinder Goyal, showcasing his dedication to health and longevity advocacy.