Marketing Stories on Instagram: "US millionaire Bryan Johnson left Nikhil Kamath’s podcast early due to a ‘pollution rash’ in India. Can air pollution really damage your skin? When in India, I did end this podcast early due to the bad air quality. Nikhil Kamath was a gracious host and we were having a great time. The problem was that the room we were in circulated outside air which made the air purifier I'd brought with me ineffective. He noted that the Air Quality Index (AQI) inside the room wa