"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." No offense to sit-ups, planks, and hollow holds, but basic core exercises can feel drab day after day.

Kettlebell training has made an impressive surge in popularity over the past five years. The proliferation of functional exercise techniques has raised awareness of a variety of fitness products, ...

Sounds like a commercial for a gimmicky workout? Actually, it’s the truth when it comes to working out with kettlebells. Using kettlebells, a popular piece of gym equipment that looks like a ...

Todd VanKerkhoff doesn’t have much time to exercise. The 34-year-old internal medicine physician in Chicago has three young kids. So for workouts, he often uses kettlebells in his backyard. “Crushed ...

For years, the traditional barbell back squat has been labeled the king of all exercises. And for good reason — this fundamental lift allows for heavy weights to be moved with large muscle groups, and ...

Think taking five isn't worth it? Pssh. Not when you're wielding a kettlebell. You can torch at least 100 cals in that time, according to studies performed by the American Council of Exercise. Plus, ...

When fitness folks talk about "ground reaction force" (if they ever do), it is typically in one of two contexts. Either they're thinking about how higher impact activities put pressure on joints, or ...