Teen health
Learning Center
Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)
This complicated disorder may be triggered by an infection. While there's no cure for chronic fatigue syndrome, treatment focuses on easing symptoms.
Fibroadenoma
Learn about this common breast lump. It is not cancer. Unless you have symptoms that bother you, treatment might not be needed.
Heart failure
Learn about this chronic disease that needs lifelong management. Find out what treatments help you live longer and may even strengthen your heart.
Hay fever
Find out more about how to diagnose and get relief from this common condition that can make you feel awful, seasonally and year-round.
Glaucoma
Regular eye exams may catch glaucoma early and save your eyesight. Find out about symptoms and treatment for this vision-stealing eye disease.
Eosinophilic esophagitis
Learn more about the causes and treatment of eosinophilic esophagitis — a digestive disease caused by an allergic reaction.
Ehrlichiosis and anaplasmosis
Learn how to prevent and treat the tick-borne diseases ehrlichiosis and anaplasmosis.
Cervicitis
Sexually transmitted infections are often the reason why a woman develops inflammation of the cervix, which can cause abnormal discharge and bleeding.
Epithelioid sarcoma
This rare, slow-growing soft tissue cancer tends to occur in teenagers and young adults. It often starts in a hand, wrist, arm or leg.
Mild cognitive impairment (MCI)
Learn more about this stage between the typical cognitive decline of aging and the more serious decline of dementia.
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