Add Yahoo as a preferred source to see more of our stories on Google. Your favorite ab-building machine at the gym may be causing you more harm than good. That's right—we're talking about the torso ...

IF YOU ARE focused on building a strong, functional core, you need to know what muscles you're working so hard to sculpt. There are the six-pack muscles (the rectus abdominis) trained with spinal ...

A CSCS trainer shares 5 standing exercises that work your core and build full-body strength after 60. No ab machines needed.

A CSCS coach shares 6 standing ab exercises after 50 that strengthen your core for real life, no machines needed.

When we think of core exercises, standard moves like situps and crunches are often a go-to. But working the side body is an important piece of a well-rounded core routine that is sometimes overlooked.

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Our movement is not one-dimensional, so your workouts shouldn’t be either.

(CNN) — If you want a resilient core, strengthening your six-pack is just the start. Your obliques — the muscles that run along the sides of your waist — may not get the same attention as your ...