"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.

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Once upon a time, core workouts were about sweating your way to a six-pack, but with the rise in popularity of functional training, the goal has become making everyday movements feel easy and a strong ...

While core exercises typically conjure up images of planks and bird dogs, the kettlebell is an unlikely hero when it comes to ab workouts. The versatile and dynamic piece of equipment challenges your ...

Our product picks are editor-tested, expert-approved. We may earn a commission through links on our site. Why Trust Us? WHEN YOU THINK of a gym or a weight room, there's likely a very specific image ...