Think you can stomach the FBI’s sit-up test? The FBI accepts applications from people between 23 and 37 — though veterans may qualify for an age waiver. Besides a background check, applicants must ...

THE CLASSIC SITUP is a workout staple. Whether you learned how to do the movement in gym class or from watching a Rocky training montage, you've probably performed more than a few sets over the years ...

The classic sit-up is a workout staple. Whether you've become all too familiar with the movement in your weekend HIIT class or eked out those last few reps while following a home workout video, you've ...

The first test a soldier has to take to earn a Ranger tab just got harder — unless you really hate sit-ups. The Army announced Thursday a completely revamped physical fitness test for Ranger School, ...

Alison Brie and Jessica Biel are showing off the L-sit chin-up. Here's how to do one with good form, and how much strength it requires. When Bruno first shared a video of Timberlake knocking out 10 ...

When most people think of core exercises, they think crunches and sit-ups – possibly because the tactical professions have used them for decades. But given recent changes in military testing, the next ...