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267 Search results starting with "S"

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

Radiation sickness

Read about what happens when someone is exposed to high doses of radiation, and what you can do to prevent such exposure in an emergency.
Disease

Ramsay Hunt syndrome

A shingles outbreak can affect the facial nerve near one of your ears, potentially causing facial paralysis and hearing loss.
Disease

Renal artery stenosis

Learn about what happens when the arteries leading to the kidneys narrow, as well as treatments for this condition.
Disease

Respiratory syncytial virus (RSV)

This common illness affects the lungs. It can seem like a cold, but may be severe, especially in children. Know the symptoms and treatment.
Disease

Restless legs syndrome

Uncomfortable sensations in your legs can interrupt your sleep — making you drag through your day. These therapies calm the restlessness and improve sleep.
Disease

Rett syndrome

This rare genetic disorder affects the way the brain develops, causing a progressive inability to use muscles for eye and body movements and language.
Disease

Reye's syndrome

Learn about the causes and treatment of this rare but serious condition causing swelling in the liver and brain.
Disease

Ringworm (scalp)

Learn more on causes, symptoms, treatments of this easily spread, itchy fungal skin infection and how to prevent it.
Disease

Rumination syndrome

Learn about this condition that results in regurgitating and reswallowing food. Behavioral therapy and medicine are treatments.
Disease

Ruptured spleen

A break in the surface of your spleen, usually from a forceful blow to your abdomen, can cause life-threatening internal bleeding.
Disease

Sacral dimple

Learn about the causes, complications and diagnosis of this indentation on the lower back present at birth in some babies.
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