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Disease

Nickel allergy

Nickel allergy is an immune system reaction to nickel. This metal is often in jewelry, clothing fasteners, electronics and many other common items.
Disease

Hemangioma

This red mark on a baby's skin looks like a rubbery bump or flat red mark and is made up of extra blood vessels in the skin. It generally goes away by age 10. Learn more about its causes and treatment.
Disease

Actinic keratosis

Find out more about this skin condition that causes a rough, scaly patch after years of ultraviolet exposure from the sun or indoor tanning.
Disease

Lice

Learn how to get rid of these tiny, wingless insects and keep them from coming back.
Disease

Lichen sclerosus

Learn more about the causes, symptoms, complications, treatment and self-care tips for this blotchy skin condition that affects the genital and anal areas.
Disease

Neurodermatitis

Learn about this itchy skin condition that can disrupt your sleep and daily activities. Treatment focuses on controlling itching and preventing scratching.
Disease

Pinworm infection

Learn more about the symptoms, treatment and prevention of this common intestinal worm infection.
Disease

Keloid scar

Learn about how to prevent, remove or flatten these problematic raised scars that form over scars from acne, tattoos, piercing and other injuries.
Disease

Nightmare disorder

Nightmare disorder involves disturbing or scary dreams that awaken you, causing distress or preventing adequate sleep.
Disease

Ganglion cyst

These fluid-filled, noncancerous lumps most often appear on wrists, hands or feet.
Disease

Bunions

This bony bump forms on the joint at the base of the big toe. Learn more about the causes and treatments of this condition, which sometimes can be painful.
Disease

Patellar tendinitis

This common knee injury affects the tendon that stretches from the kneecap to the shinbone.
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