A celebrity trainer says there's only one way for normal people to stay in shape

One of the reasons that celebrity trainer Jason Walsh — who runs the L.A.-based Rise Movement and helped John Krasinski become ripped for “13 Hours” — is so successful is because he avoids workout fads, claiming that they don’t actually do anything.

According to him, there’s only one thing that actually works…

Story by Ian Phillips and editing by Stephen Parkhurst

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