WASHINGTON - Planks are one of the most common exercises in fitness programs, physical therapy clinics and gym warmups. They require no equipment, space, or advanced skills yet challenge nearly every ...

The key is knowing how to do a plank, however. As good as the exercise is, you have to do it exactly right to reap the benefits. As one of the best core exercises to do at home, the plank can also ...

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 ...