Is the sound of snoring disrupting sleep in your household? Find out causes and treatment options for this common problem.
Disease
Social anxiety disorder (social phobia)
Learn more on this disorder where everyday interactions cause significant worry and self-consciousness because you fear being judged negatively by others.
Disease
Soft palate cancer
Learn about the symptoms of this type of cancer that forms in the back of the mouth. Treatment options might include surgery, radiation and chemotherapy.
Disease
Soft tissue sarcoma
This rare type of cancer can begin in the muscles, fat, blood vessels, nerves, tendons and the lining of joints. Treatment usually includes surgery.
Disease
Solitary fibrous tumor
This rare type of tumor most often occurs near the lungs. Surgery is usually the treatment.
Disease
Solitary rectal ulcer syndrome
This rare condition is often linked to long-lasting constipation. Learn more about symptoms and treatment.
Disease
Somatic symptom disorder
Learn about symptoms, causes and treatment of this condition, which is linked with major emotional distress and trouble functioning in daily life.
Disease
Sore throat
Find out what causes this common affliction, when to see a doctor and what you can do to get relief from a sore throat.
Disease
Specific phobias
These are extreme fears of objects or situations that pose little or no danger. There is no reason for these fears, but you stay away from these things.
Disease
Spermatocele
Learn more about this noncancerous testicular disorder that may require surgery if it's causing discomfort. But, the condition often needs no treatment.
Disease
Spider bites
Learn more about prevention, symptoms, complications and treatment of spider bites, which are usually harmless.
Disease
Spina bifida
Learn about this condition in which an unborn baby's spine and spinal cord don't form properly. Surgery during pregnancy may be a treatment option.