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 — ...

Want to fire up your core? Celebrity trainer Jeanette Jenkins shared these 13 plank variations on Instagram (12 plus a bonus exercise!) that target your abs and back. You'll do variations on both ...

WHEN IT COMES to training your core muscles, most guys tend to value lots of movement. They'll rip through reps of situps, leg lifts, and twists; they might even cycle their legs back and forth like ...

Whether you want to nix lower back pain or are dead set on losing belly fat, strengthening your core is a great place to start. As a major muscle group, your core is command central for strength, ...

Start in a kneeling position with your hands to your front on the ab wheel. Roll forward as far as you can, hold briefly, then pull back to your core. Repeat. Looking for more exercise videos? Check ...