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 ...

Learn how to properly perform a plank with Holly Rilinger! This core-strengthening exercise is great for overall fitness. Follow her step-by-step instructions for a great workout.

In Forearm Plank, you balance on your forearms instead of your hands, making it an especially beneficial pose for beginners and those with wrist pain--plus, you’re not missing any of the benefits of ...