They’re the bane of the awkward teenage years—unsightly, painful pimples that grow in clusters or in obvious spots like your forehead or right smack on the tip of your nose. But the end of adolescence ...

What’s the dirtiest part of your body? Experts explain which body parts are germ magnets or too sensitive to touch—and why keeping your hands off matters. About the experts Beth Oller, MD, FAAFP, is a ...