This inherited condition can cause extremely high levels of "bad" cholesterol, even in childhood, and can lead to early heart attacks and death.
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
Congenital adrenal hyperplasia
This group of inherited genetic conditions limits the adrenal glands' ability to make certain vital hormones.
Disease
Partial anomalous pulmonary venous return
In this heart condition present at birth, some blood vessels of the lungs connect to the wrong places in the heart. Learn when treatment is needed.
Disease
Dwarfism
Very short stature of 4 feet 10 inches or less that results from a genetic or medical condition is considered dwarfism. Learn about causes and treatment.
Disease
Febrile seizure
These frightening but generally harmless seizures are triggered by a fever and affect infants and young children.
Disease
Lynch syndrome
Learn about this condition that passes from parents to children, raising the risk of colon cancer, endometrial cancer and other kinds of cancer.
Disease
Peanut allergy
Peanut allergy can be serious. Find out what you need to know to prevent a life-threatening reaction and get the latest on treatment approaches.
Disease
Penicillin allergy
Understand the importance of an accurate diagnosis for this type of allergy and the best practices for antibiotic treatment.
Disease
Pink eye (conjunctivitis)
This highly contagious eye condition can be itchy and uncomfortable. But much like the common cold, it rarely requires medicine or staying home.
Disease
Factitious disorder
In this serious mental health condition, people deceive others by pretending to be sick. They do this by faking symptoms, purposely getting sick or hurting themselves.
Disease
REM sleep behavior disorder
REM sleep behavior disorder is a sleep disorder in which you physically and vocally act out vivid, often unpleasant dreams during REM sleep.