This rare soft tissue cancer affects children more often than adults. Treatment may include surgery, chemotherapy and radiation therapy.
Disease
Rheumatic fever
Learn about this complication of strep throat and scarlet fever and what you can do to prevent it.
Disease
Rheumatoid arthritis
This ongoing condition can affect more than just the joints. It also can damage skin, eyes, lungs, heart and blood vessels.
Disease
Rickets
Learn what can cause this bone-softening disease in children and how supplements may prevent or treat the condition.
Disease
Ringworm (body)
Learn more on causes, symptoms, treatments of this easily spread fungal skin infection that itches and is related to athlete's foot.
Disease
Ringworm (scalp)
Learn more on causes, symptoms, treatments of this easily spread, itchy fungal skin infection and how to prevent it.
Disease
Rosacea
Learn about the symptoms, skin care tips and medicines for this common skin condition of the face that causes flushing and spider veins.
Disease
Roseola
Learn about the causes of and home-care tips for this common viral infection that often affects children by age 2, causing a high fever followed by a rash.
Disease
Rotator cuff injury
This common shoulder injury is often caused by repetitive overhead motions in jobs or sports. Extensive rotator cuff tears may require surgery.
Disease
Rotavirus
Learn more about this common childhood illness that causes fever, vomiting, diarrhea and sometimes abdominal pain.
Disease
Rubella
Learn more about the symptoms and prevention of this viral infection that easily passes to others.
Disease
Rumination syndrome
Learn about this condition that results in regurgitating and reswallowing food. Behavioral therapy and medicine are treatments.