Teen health
Learning Center
Heavy menstrual bleeding
Learn about the causes and treatment of heavy menstrual periods.
Heel spurs: Do they always cause pain?
Heel spurs — Bony growths not necessarily the cause of your heel pain.
Hemangioma
This red mark on a baby's skin looks like a rubbery bump or flat red mark and is made up of extra blood vessels in the skin. It generally goes away by age 10. Learn more about its causes and treatment.
Hiccups
Caused by spasms of your diaphragm that you can't control, hiccups are usually harmless. Rarely, hiccups may be a sign of an underlying medical problem.
High blood pressure and pregnancy: Know the facts
Concerned about high blood pressure during pregnancy? Find out what you can do to reduce your risk of complications.
How trauma can affect memory
In sexual assault survivors, the main traumatic event typically becomes encoded in memory. Less important details may not be as well retained in memory.
Hypothyroidism: Does it cause joint pain?
Hypothyroidism can cause muscle and joint problems, such as pain and stiffness.
Kawasaki disease
Learn more about this condition that primarily affects young children and causes inflammation in the walls of the arteries throughout the body.
Kidney pain
Find out how this type of pain may feel and what health problems can cause it.
Learning disorders: Know the signs, how to help
Here's how to find out what's going on if your child often has trouble with reading, writing or other skills.
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