You thought the impossible pull-up was tough? Try this. One rep. Two minutes. One brutal push-up. I’ve trained for days to master the impossible push-up—one minute up, one minute down—and I finally ...

We took the infamous "Bring Sally Up" push-up challenge, made our own custom version, and cranked the difficulty to the max. Instead of surviving the 3-minute-and-23-second torture once, we tried to ...

I’ve never enjoyed doing sit-ups. From doing them on the cold, hard gym floor at school to tediously tagging them onto the ...