The plank is one of the most commonly performed core-strengthening exercises, and whether you're getting your heart-rate up at Barry's or at home (using a Class FitSugar video, per chance??), there's ...

(CNN) — Planks are widely considered by fitness experts to be a fantastic exercise to strengthen the muscles in your core and elsewhere, no matter your age or physical fitness level. There are ...

Burpees are a popular exercise, but they can put a lot of stress on your joints. You can swap burpees for other lower-impact exercises to build strength, endurance, and coordination.

Add Yahoo as a preferred source to see more of our stories on Google. This bodyweight exercise is especially excellent for working the core, which is crucial for mobility and pain relief. But it's ...

Keeping your body controlled while moving an object develops functional core stability better than static movements ...