Want to test your upper-body strength? Here's how many pull-ups you should be able to do—and the best exercises to improve.

The L-sit is more than just a show-off move ... A brutal spin on the classic version, this requires hanging from a pull-up bar or gymnastic rings. Not only does this demand more from your grip ...

Turkish sit-ups are the first stage of the movement pattern for Turkish get-ups, so if you want to learn how to do Turkish get-ups properly, knowing this move will help build enough core strength and ...