Goulding gets into beast mode on the reg when she exercises, and her forays into boxing and MMA fighting are no exception. Plus, she's been at it for a while so she's basically a pro now. As for why she loves it, the songstress told Marie Claire back in 2015: "Boxing is very animalistic, and there's a lot of adrenaline in it. It has helped my stamina. When I'm onstage, I feel like I could go on forever."