6 Facts You Didn't Know About Olympic Snowboarder Maddie Mastro

It's no secret that halfpipe is a pretty dangerous discipline, but that's what made Mastro fall in love with snowboarding in the first place. "Once I get the rush, it's an addiction," Mastro told "Interview Magazine." "You keep craving it and wanting to do more, go bigger, and the sport fuels it. Adrenaline is a big part of what has driven me." Fear, Mastro said, is what pushes her to master those difficult tricks.