The curl-up is part of spine expert Stuart McGill’s 'Big Three', shown in research to increase core endurance without ...

Sculpt and strengthen your upper abs and core your rectus abdominis or "six-pack" muscles, with this workout designed by ...

The humble crunch has dominated core training routines for decades, appearing in everything from military fitness tests to celebrity workout videos. This seemingly simple exercise promises a path to ...

In the orbit of the eye, also called the eye socket, the lateral rectus muscle helps move the pupil away from the body’s midline. The muscle inserts into the temporal (outer) side of the eyeball and ...