DEAR DR. ROACH: About 45 years ago, I came down with a rash on my chest and stomach from taking ampicillin. I was told never to take penicillin again. I’m allergic to many antibiotics, which makes ...

Eyelid rashes are often caused by contact with irritants or allergens. A rash can be red, itchy, and swollen, and may appear on one or both eyelids. If the rash is severe or doesn't go away, see a ...

Imagine this: You're at your doctor's office with a sore throat. The nurse asks, "Any allergies?" And without hesitation you reply, "Penicillin." It's something you've said for years – maybe since ...

Add Yahoo as a preferred source to see more of our stories on Google. "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Spotting new bumps on your body can ...

Itchy armpits are a common complaint. Dermatologists explain possible causes of irritated, itching underarms and when to see a doctor.