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Mar 13, 2014 03:00 PM ET // Robert T. Gonzalz, i09
Competitive breath-hold divers can squeeze ten, fifteen, even twenty minutes out of a single lungful of air. How do these divers do it and how can you train to hold your breath for longer?
Mar 29, 2013 12:08 PM ET // Alyssa Danigelis
In the world of professional surfing, Garrett McNamara's calm ride stands out. ->