Bryan Johnson, a millionaire entrepreneur popular on the internet as an ‘age-reversing’ CEO, is currently in India where he attended an event hosted by Zomato CEO Deepinder Goyal in Mumbai. The former Silicon Valley executive complained of eyes and throat burn despite having air purifiers in his hotel room and wearing an N95 mask outside in Mumbai. On Tuesday, Johnson—in a fresh post on X—highlighted the severe air pollution in India, throwing light on the AQI in New Delhi. Sharing a screenshot of data by IQAir, Johnson mentioned that out of 100 cities with the worst air quality, 83 are located in India. “If you live in Delhi, New Delhi, or any heavily polluted city, wearing an N95 mask is essential when spending time outdoors. This is why you should not ignore air pollution, and how you can best minimize its hazard to you and your household,” he wrote on X. India is the 3rd most air-polluted country (1). Of the 100 cities with the worst air quality, 83 are located in India (2). If you live in Delhi, New Delhi, or other heavily polluted cities, you should wear an N95 mask outside at all times. If you live in Delhi, New Delhi, or… pic.twitter.com/tmouLFZDhG — Bryan Johnson /dd (@bryan_johnson) December 2, 2024 In other threads, Johnson elaborated on the impacts of poor air quality on health and shared ways to prevent the phenomena. The post garnered over 4,05,000 views, igniting various reactions. “Bangalore, Bengaluru is also polluted but people think otherwise because it has good weather,” a user wrote. “Here in India the government has a habit of acknowledging issues after one's demise, if no-one is dying immediately then it is not an issue for us,” another user commented. “Can't believe someone from outside the country has to step in here. Whereas our politicians are useless,” a third user reacted. “Please help us. Visit India and spread awareness,” another user commented. On Monday morning, the national capital saw an improvement in air quality, with the Air Quality Index (AQI) recording at 273, falling in the 'poor' category — a significant improvement from Sunday's AQI of 311. Of the 38 air quality monitoring stations, 6 reported 'very poor' air quality, 31 stations recorded 'poor' levels and just 1 station had a 'moderate' AQI.