(VIDEO) Matt Grevers Crushes Heavy Dumbbell Curls For Fun
Everyone knows bicep curls are the key to fast swimming, right? Six-time Olympic medalist Matt Grevers sure does.
How did Grevers -- at age 32 -- pick up a pair of medals at this summer's 2017 FINA World Championships in Budapest? Some may say intense focus and hard training, but let's be honest -- bicep curls.
Feast your eyes on the video above for some motivation to hit the gym.
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