Rashes Directory
A rash is a change in the skin due to skin irritation. Most rashes go away on their own or require only minor treatment. Some rashes may need medical attention. Some rash symptoms are redness, itching, bumps, redness, and swelling. Some causes of rashes are allergic reactions; plants such as poison ivy; or irritation due to jewelry, chemicals, or makeup. Rashes are also sometimes symptoms of another condition, as with impetigo or scabies. Treatments vary based on the cause, but many can be treated with medications. Follow the links below to find WebMD's comprehensive coverage about what causes a rash, what it looks like, how to treat it, and much more.
Medical Reference
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Common Skin Rashes
The the basics on some common types of skin rashes, including eczema, granuloma annulare, lichen planus, and pityriasis rosea.
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What Causes Jock Itch? Can You Prevent It?
If you have an itchy rash, “down south,” it could be jock itch. Here’s what you need to do to treat and prevent it.
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Eczema Prevention
Read more from WebMD about the prevention of eczema, a common skin condition especially in infants.
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What Are Sea Lice?
Sea lice, also called seabather’s eruption, is caused by jellyfish larvae in the ocean that get trapped in your bathing suit and sting you. Here’s how to treat the itchy, red rash.
Features
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3 Questions About Eczema: Symptoms, Causes, and Prevention
WebMD interviews Asriani M. Chiu, MD, for answers to three top questions about eczema symptoms, eczema causes, and how to prevent eczema.
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Sensitive Skin: Is It a Myth?
Sensitive skin is a common complaint but hard to diagnose. No two people have the same symptoms or react to the same triggers.
Video
Slideshows & Images
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Guide to Contagious Rashes
Some skin problems come from touching another person's skin or something they touched. Here's what to watch out for and suggestions for what you can do.
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Slideshow: A Visual Guide to Viral Rashes
Your skin breaks out in itchy rashes, painful blisters, or crusty sores. Allergies? Eczema? The answer could be a viral infection.
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Picture of Milia
Milia. A milium is a white papule, 1–2 mm in size, composed of laminated, keratinous material and situated as a solid cyst in a pilosebaceous follicle. Milia are fairly common on the brow, glabella, and nose in newborn infants and in such infants tend to disappear quickly and spontaneously. There may be few or many, and they may develop later in infancy, in childhood, and in adolescence. In older children and adolescents, they tend to macules may be sparse or numerous and resolve without residua over a period of several weeks to several months.
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Picture of Seabather's Itch
Seabather's itch. Erythematous papules on the unexposed areas of a swimmer.