You’ve probably seen it all over your feeds: Fitness pros and physical therapists talking about “training the deep core.” But unlike crunches or Russian twists, these exercises don’t come with a pump ...

The structures at the bottom of this image that look like scales are actually bundles of muscles just under the skin of a rabbit. This image is a stained cross section taken under polarized light ...

If you want your workouts to improve how you feel and move in everyday life, then you have to train your core. These mid-body ...

With my colleague Joy, we were invited to give a lecture to undergraduate kinesiology students who were visiting our campus from other Canadian universities. As many of the students also practice as ...

The four main muscles of the deep core—transverse abdominis, multifidus, pelvic floor and the diaphragm—work together to keep your spine and pelvis stable. Acting like a protective corset, these ...

Tight hip flexors, especially a deep muscle called the psoas, can silently stress your spine. Here's why this muscle deserves more attention—and how to strengthen it. Lower back pain is often blamed ...