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 ...

Whether you loved it or loathed it as a kid, the exercises can still be a revealing measure of health — now that no one’s forcing you to do them. By Danielle Friedman If you went to an American public ...

Core training has always been part of military PT and fitness testing. From crunches to sit-ups, flutter kicks, leg tucks and plank poses, the U.S. military uses many exercises to test core strength.