When it comes to athletics, functional mobility is the key, and Ferriss advocates doing exercises that strengthen the body as they stretch it. "I have no issue with flexibility training," say Ferriss, "but the best way to gain functional flexibility is to focus on mobility training and full-range-of-motion weight training."
The 2014 Adventure Issue
From Iceland's Highway 1 to Utah's Canyonlands, an epic itinerary for modern explorers.
Plus: Building a Bigger Action Hero
ON NEWSSTANDS NOW
Duke Lacrosse and the Fog of Scandal
How Thailand's Most Notorious Prison Became a Fight Club
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