Stuntman Brent Steffensen tackles mud, sweat and fears
Peloton Tread lets you race the world — from your living room
via Man Of Many
Gyms are full and it’s cold outside. Why not stay home?
Plus: The city’s best 30-minute workouts, as told by a pro
On the art of defeating holiday paunch in Chicago
The claim: 2.5 hours of exercise, in 20 minutes
Machine learning does a body good
Letting go has never felt so good
It's all about the pockets.
Skyfit wants to put trainer-level fitness at your fingertips
Here’s how a real-life Paul Bunyan preps for competition
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