Soft tissue sarcomas Soft tissue sarcomas are a group of rare cancers affecting the tissues that…

Social anxiety disorder Social anxiety disorder, also called social phobia, is a long-term and overwhelming fear…

Slapped cheek syndrome Slapped cheek syndrome (also called fifth disease or parvovirus B19) is a viral…

Skin rashes in children Childhood rashes are common and are often nothing to worry about. This…

Skin light sensitivity (photosensitivity) Skin light sensitivity (photosensitivity) means you have an unusual reaction to light.…

Skin cancer (non-melanoma) Skin cancer is one of the most common cancers in the world. Non-melanoma…

Skin cancer (melanoma) Melanoma is a type of skin cancer that can spread to other organs…

Sjogren’s syndrome Sjögren’s (pronounced Show-grin’s) syndrome is an autoimmune disorder. The body’s immune system attacks glands…

Sinusitis Sinusitis is inflammation (redness and swelling) of the sinuses. The sinuses are small, air-filled spaces…

Sickle cell disease Sickle cell disease is the name for a group of blood disorders. The…