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 ...

This episode of 'Trainer of the Month Club' features a series of planks core exercises with Simone de la Rue that is done with bodyweight. In theory, it’s easy to be a stickler about your exercise ...

Just because a move is simple in nature, doesn't mean there isn't room for error. Take the side plank, for example. It's one of the most classic and effective core ...

Unless you’ve been living under a rock for the last five years, you’ve probably heard about the plank — one of the all-time best exercises for strengthening and toning the core. But let’s get real — ...

The plank is one of the top core strengtheners out there, but if done incorrectly it can also be a big bust--think, shoulder and back pain. Take a peek at some common mistakes made while performing ...

Planks and jumping jacks are perfectly fine workout moves. But if you combine the two together, you can actually get an even better total-body workout. Meet: the plank jack! Plank jacks involve ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. In this week’s fitness tip, instructors ...

Each month, a new trainer takes us through four of the best workouts they have in their back pocket. Follow along weekly for new ways to sweat it out with us. See All As much as planks make me want ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? I'll admit, I sometimes sigh when an instructor cues up a plank. I know, they ...