You have to engage your core constantly as you sit straight, stand tall, and walk confidently, which requires a lot of endurance in your midsection muscles. The best way to build ab endurance? A core ...

Runners often forget about the power of the core for performance. This group of muscles—which spans from below your chest through your hips, taking up your entire torso—helps you transfer power ...

A simple medicine ball can transform basic core exercises into a full-body stability challenge. Trainers say this at-home ...

"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 ...

Core training has always been part of military PT and fitness testing. From crunches to sit-ups, flutter kicks, leg tucks and plank poses, the U.S. military uses many exercises to test core strength.

Build a stronger, leaner core after 50 with 6 standing workouts that tighten your waist, improve posture, and boost strength.

The many variations of the farmer’s walk can be easily added to your workout plan on upper-body days, lower-body days or days that focus on core, grip strength and cardio. The farmer’s walk is the ...

Your legs move you forward on the run, but the biggest supporter of that propulsion? Your upper body. Learning to efficiently work your upper and lower body together will help with the synchronous ...

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 ...

Ski season isn’t just about chasing snow, it’s about showing up strong enough to handle it. Long descents hammer the quads, ...

Trainer Jarrod Nobbe shares 5 chair core moves after 45 that target the lower belly, boost stability, and skip floor work.

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