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Disease

Factitious disorder

In this serious mental health condition, people deceive others by pretending to be sick. They do this by faking symptoms, purposely getting sick or hurting themselves.
Disease

REM sleep behavior disorder

REM sleep behavior disorder is a sleep disorder in which you physically and vocally act out vivid, often unpleasant dreams during REM sleep.
Disease

Oppositional defiant disorder (ODD)

This childhood mental health condition includes frequent and persistent anger, irritability, arguing, defiance or vindictiveness toward authority.
Disease

Dry macular degeneration

Blurred or reduced central vision could be a sign of macular degeneration. Find out about symptoms and treatment for this common eye disorder.
Disease

H1N1 flu (swine flu)

Find out more about flu caused by the H1N1 virus. Learn how to prevent and treat the flu.
Disease

Follicular lymphoma

Find out more about the symptoms, diagnosis and treatment of this type of non-Hodgkin lymphoma.
Disease

Dilated cardiomyopathy

In this heart muscle disease, the heart's main pumping chamber stretches and can't pump blood well. Learn about the causes and treatment.
Disease

Swollen knee

This condition can be caused by trauma, overuse injuries, or an underlying disease or condition. A fluid sample from the knee may be needed for diagnosis.
Disease

Keratosis pilaris

Find out more about this harmless, nonpitch skin condition that causes bumpy, rough skin on the upper arms, thighs or buttocks.
Disease

Age spots (liver spots)

Learn more about the harmless dark spots on your skin that tend to appear as you age, especially in areas exposed to the sun. Treatment is available.
Disease

Atopic dermatitis (eczema)

Learn about the causes, symptoms and treatments of this itchy rash that most often begins before age 5, is persistent, and has periods of clearing and relapse.
Disease

Pityriasis rosea

Learn more about the symptoms, causes and treatment of this large rash common among teens and young adults.

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