Remember the elementary school fitness test, where you had to hang from a bar while your gym teacher judged your entire ...

For those over 40, wall push-ups also train joint stability. The controlled motion protects your shoulders while reinforcing the small stabilizing muscles that keep them healthy. The upright position ...

At first glance, doing a wall sit may look like a cinch. After all, your back is pressed against a wall so you've got solid support. But the exercise is surprisingly challenging­-and a great way to ...