Hives are red, raised bumps that stem from allergies, infections, or stress. Flea and chigger bites look like small, red, pimple-like bumps and feel very itchy. Dyshidrotic eczema causes itchy, ...

When a blotchy red rash pops up on your skin, it's not easy to know exactly what the cause is. With thousands of skin diseases to choose from, deciphering your skin can be a challenge. But with skin ...

That persistent cluster of red, raised bumps on your arm might seem like a minor annoyance, but dermatologists across the country are witnessing a troubling trend: patients dismissing potentially ...

How to tell which pest left that red welt on your arm or leg this summer.

Carrie Madormo, RN, MPH, is a health writer. She has over a decade of experience as a registered nurse, practicing in a variety of fields, such as pediatrics, oncology, chronic pain, and public health ...