Biohacker Bryan Johnson spends millions of dollars each year trying to cheat death — but he knows that's not realistic for the average person. In an exclusive sit down interview with DailyMail.com, the controversial longevity expert revealed the things regular people can do to potentially add years to their lives, including improving the air quality in their buildings using filters. Read the full story on DailyMail.com. #news #bryanjohnson #biohacking #airquality