If you're like many people, even though your body is tired and begging you to slow down, you're afraid of what will happen if you do. After all, you're not even able to manage all your ...

Ever wonder why you bounce your leg ... headaches or stiffness if you hold it long enough. So listen to your body and mix things up. Alternate between sitting, standing, reclining and moving.

To be sure, your body makes those same changes to your metabolism and physiology in response to moderate-intensity exercise, as long as you do enough of it. They just happen faster when you work ...