Stronger abs without a single crunch? Yes, please. Here's how to do a plank the right—and why they're so good for you. Fact checked by Emily Peterson Meet the sit-up's even more effective sibling: the ...

A plank is more difficult than it looks. You have to use all of your muscle groups, including your core, abs, arms, back, shoulders, glutes and legs. It’s normal to struggle to do a plank. Many of my ...

Finding an exercise that gets you more bang for your buck is like hitting a jackpot, and if it's bodyweight—AKA requiring no equipment other than your body—you're onto a winner. One exercise we love ...

When it comes to one exercise, being board stiff isn’t a bad thing. “Planks not only improve core strength but also engage multiple muscle groups, enhancing overall body coordination and stability,” ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When you think of Copenhagen, smoked fish and bike lanes might come to mind. But in the fitness world, it ...