(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. (CNN) — Planks ...

If there is one exercise that looks simple, needs no equipment and can be done almost anywhere, it is the plank. Even though this exercise may look easy, anyone who has tried holding a plank for even ...

Exercise trends come and go, but a solid core exercise is always in demand. While there are plenty to choose from, it's a fact that not all exercises are created equal for this part of the body. Some ...