I have a friend who has this idea that because he grew up in a polluted environment that he is exempt from these things happening. There is no escape from air p

I have a friend who has this idea that because he grew up in a polluted environment that he is exempt from these things happening. There is no escape from air pollution. While my friend is used to it, I have an acute response. I try not to visit places with even moderately high AQI.