A few weeks ago I found myself in a bit of a huff and ranting to a colleague, as my deadlift progress had come to a sudden halt and my lower back was in pain. His blunt response: “Your core clearly ...

A muscle you use every day is quietly shaping your posture, movement, and long-term health. Yet most people train it wrong—or ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." That's why it pays to dedicate focused training time on your core. You can start with these ab exercises ...

CrossFit athlete Katrin Davidsdottir has always had a six-pack, but her core wasn't always strong. The former Fittest Woman on Earth said neglecting her core led to a herniated disc. Davidsdottir now ...

Get moving with this 30-minute session focusing on core work and glutes. Led by PS Fit instructor Natalie White, and assisted by Madisyn Maniff and Sierra Fujita, this fun class is bound to have you ...

No offense to sit-ups, planks, and hollow holds, but basic core exercises can feel drab day after day. They work the abdominals, but if you’re looking for stronger, sculpted abs, let me introduce you ...

When most people think of core exercises, they think crunches and sit-ups – possibly because the tactical professions have used them for decades. But given recent changes in military testing, the next ...