How to do the perfect side plank, and how to make it easier (and harder). Planks are hard. Even just 30 seconds in plank position can feel like an eternity. But as challenging as planks are, side ...

You’ve heard of high-intensity interval training and you’ve burpeed your way through a 7 a.m. HIIT class, but have you ever stopped to think about how all that punching, jumping, planking and lunging ...

From barre class to boot camp, planks are everywhere—and that’s because nothing beats them for strengthening your core, says trainer Kira Stokes, creator of the Stoked Method, a high-intensity ...

We tend to think about the exercise in isolation, but a plank is fundamental to proper form in a huge variety of everyday exercises: press ups, mountain climbers and burpees, to name just three.

Directions: Williams suggests doing three to five minutes of cardio such as jogging or skipping in place beforehand. She said you can also pair that with leg swings, arm circles, and torso twists.