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Disease

Seborrheic dermatitis

Find out what you can do to treat this flaky skin condition that can cause scaly skin and stubborn, itchy dandruff.
Disease

Smallpox

Learn about the symptoms, causes and vaccine prevention of this virus that's easy to catch and sometimes fatal.
Disease

Tuberous sclerosis

This uncommon genetic disorder causes tumors that are not cancer. These tumors are unexpected overgrowths of tissue in different parts of the body.
Disease

Cold sore

Learn more about the causes, symptoms, treatment and prevention of this common lip sore caused by the herpes simplex virus type 1 (HSV-1).
Disease

Melanoma

Learn about the symptoms, diagnosis and treatments for the most serious form of skin cancer.
Disease

Tapeworm infection

Tapeworms in the intestines usually cause mild disease. Immature tapeworms, called larval cysts, can cause serious disease in other parts of the body.
Disease

Plantar fasciitis

Learn about this most common cause of stabbing heel pain.
Disease

Osteoarthritis

This most common form of arthritis mainly affects joints in your hands, knees, hips and spine. There's no cure, but symptoms can be managed.
Disease

Kaposi sarcoma

This cancer caused by a virus occurs in people who have AIDS and those with a donated organ who take medicines to prevent organ rejection.
Disease

Avascular necrosis (osteonecrosis)

A broken bone or dislocated joint can block blood flow to the bone, causing bone tissue to die.
Disease

Hip fracture

The risk of breaking a hip increases with age. Learn about lifestyle changes that can keep bones strong and reduce the risk of breaking.
Disease

Legg-Calve-Perthes disease

This childhood condition occurs when blood supply to the ball part of the hip joint is interrupted for a short time, making the bone fracture easily and heal poorly.

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