The four main muscles of the deep core—transverse abdominis, multifidus, pelvic floor and the diaphragm—work together to keep ...

Editor’s note: Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical ...

You’re probably familiar with the abs muscles—the ones you see poppin' on celebs like J.Lo or Halle Berry, but there’s way more to core strength than those visible six-pack muscles. Behind the scenes, ...

I asked fitness expert Dr. Femi Betiku to share more about the problems with a weak core for runners. A weak core means a ...

When your shoulders feel stiff, stretching might seem like the obvious answer. But in many cases, stretching is just a temporary fix rather than a real solution — and when it comes to the shoulders, ...

A frequent source of lower-back pain comes from two muscles you might not have heard of—and that makes sense since you rarely see them on those medical posters of human anatomy in doctor's offices.

These 5 chair moves target lower abs and obliques to help tighten your midsection and improve posture after 50.

(CNN) — If you’re like most people, when you hear the word core, you probably think of six-pack abs. But your core is so much more than that — it’s the powerhouse that stabilizes, supports and moves ...

Editor’s note: Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body ...

When the deep stabilizing muscles of the shoulder, such as the lower trapezius, serratus anterior and rotator cuff, aren’t firing properly, larger muscles such as the upper trapezius (located at the ...