I’m breathing in my own carbon dioxide. It builds up in the body and affects the muscles... You have to overcome all of that while you’re doing it, and be present.

Tom Cruise told Empire magazine that he breathed in his own carbon dioxide while filming a grueling action set piece for the upcoming “Mission: Impossible – The Final Reckoning.” The sequence finds Cruise’s Ethan Hunt underwater exploring the wreckage of a submarine.

Rocket K/Getty Images for Paramount Pictures Tom Cruise pushed the limits while doing his own stunts for Mission: Impossible — The Final Reckoning. In an interview with Empire magazine, Cruise said he