Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? That said, different ab machines function in very different ways, so it's ...

Build a lean, strong core with five bodyweight routines for power, balance, and endurance. No equipment. In 10 to 15 minutes.

The shift from crunches to functional movements is the most important change you can make for your long-term fitness. By ...

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 ...

Case in point: You rely on your core muscles to carry you through the miles. And research shows that core strength training can improve the force you put into your steps, your overall energy transfer, ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Lie on the mat with your arms extended straight up.