Skip the floor crunches—this standing abs workout with a dumbbell will help you build ripped abs and a strong core from head ...

America's top runners have a secret weapon: core training. Steal their moves, and you'll become stronger, fitter, and more efficient on the road. We may earn commission from links on this page, but we ...

Ah, the pursuit of beach muscles, six-pack abs, and sculpted buttocks. Thankfully, real fitness, the functional kind, almost always improves while people pursue the goal of looking better. Getting ...