Fitness basics
Learning Center
Ruptured eardrum (perforated eardrum)
A ruptured eardrum is a hole or tear in your eardrum, the thin tissue that separates your ear canal from your middle ear.
Runny nose
Learn more about how to treat this common symptom and when to see a health care provider.
Rumination syndrome
Learn about this condition that results in regurgitating and reswallowing food. Behavioral therapy and medicine are treatments.
Rubella
Learn more about the symptoms and prevention of this contagious viral infection best known for its distinctive red rash.
Rotavirus
Learn more about this common childhood condition that causes fever, vomiting, diarrhea and sometimes abdominal pain.
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.
Ringworm (body)
Learn more on causes, symptoms, treatments of this easily spread fungal skin infection that itches and is related to athlete's foot.
Rickets
Learn what can cause this bone-softening disease in children and how supplements may prevent or treat the condition.
Rheumatoid factor
Rheumatoid factor — This blood test can help diagnose autoimmune disorders such as rheumatoid arthritis, Sjogren syndrome and lupus.
Rheumatic fever
Learn about this complication of strep throat and scarlet fever and what you can do to prevent it.
Refine Your Search
Type
Gender
Age
- All
- 02 months to 2 years infant/toddler
- 19 to 44 younger
- 45 to 64 middle
- 03 to 5 years preschool
- 06 to 12 years elementary/preteen
- 13 to 18 years teen
- 00 birth to 01 month newborn
- 65 to 80 older
- 80 and over
- 06 to 10 years elementary