A sharp side stitch, aching muscles or a sudden cramp can derail even the most dedicated workout — but most of these annoyances are harmless and easy to manage.

Whether you're a newbie or an accomplished runner, you must have experienced side stitches at least once in your life. Some physiologists have theorized that the common side stitch comes from your ...

We've all been there — you're just starting to find your running rhythm on the treadmill, or maybe you're hustling to catch a train, when you're suddenly struck by a sharp pain in your side, just ...