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.

The rumors are true: developing the rectus abdominis muscle (the technical name for the six-pack) can play a part in effective core training. But having washboard abs isn’t the be-all and end-all when ...

If it’s not enough that steeplechase champion Emma Coburn incorporates core activation exercises into her warmup routine, maybe we can convince you. It’s no secret that core workouts promote better ...

The rumours are true: developing the rectus abdominis muscle (the technical name for the six-pack) can play a part in effective core training. But having washboard abs isn’t the be-all and end-all ...

The core gets a lot of attention when it comes to aesthetics. But your torso muscles—which include your abs, back, glutes, and hip flexors—play a crucial role in running that goes way beyond looks.

Core training has become a consistent pillar in the worlds of fitness and strength training. While health care professionals agree on its importance, there is little consensus on what truly ...

This is Your Quick Training Tip, a chance to learn how to work smarter in just a few moments so you can get right to your workout. People often talk about the core as if it’s one big muscle, which is ...