Staying healthy
Learning Center
Hirsutism
Learn more about causes and complications of unwanted excess hair in women and what self-care methods and medical treatments are effective.
Horner syndrome
Find out about Horner syndrome, an interruption in nerve signals from the brain to the eye and face on one side of the body.
Hot flashes
Hot flashes are the most common symptom of menopause. Learn about strategies for relief of hot flashes, including hormone therapy and natural remedies.
Hydrocele
Find out more about the symptoms, causes and treatments for this swelling in the scrotum.
Hydrocephalus
Learn about this potentially fatal condition that causes fluid buildup in the brain. It can cause a range of symptoms, from headaches to poor balance.
Hydronephrosis
Learn about this condition that occurs when urine doesn't drain properly from the upper urinary tract, leading to kidney swelling.
Hypoplastic left heart syndrome
Learn more about this rare congenital heart condition that results in underdevelopment of the left side of the heart.
Hypospadias
Hypospadias is a birth defect in which the opening of the urethra is located on the underside of the penis instead of the tip. Learn about treatment.
Impetigo
Learn about the symptoms, causes and treatment of this highly contagious bacterial skin infection common in infants and young children.
Incompetent cervix
Sometimes the cervix opens and thins early, putting a pregnancy at risk. Learn more about this hard-to-diagnose condition.
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