Sometimes it's fun to create an entire workout composed of old-school movements. Exercises like jogging, squats, pullups and pushups can challenge everyone from the beginner to advanced fitness ...

From Green Berets to the S-1 clerk and everyone in between, every soldier has something in common with each other: they’ve all started their military careers at the U.S. Army’s Basic Combat Training.

Nobody thinks twice before doing a round of squats or glute bridges at the gym, but it’s actually these basic exercises that are the easiest to mess up. Think about it: When you’re doing something ...