Staying healthy
Learning Center
Vaccines for adults: Which do you need?
Vaccines offer protection from infectious diseases. Find out how to stay on top of the vaccines recommended for adults.
Trichotillomania (hair-pulling disorder)
In this mental health condition, people can't resist urges to pull out hair from their body. They do this often. Therapy may help reduce or stop urges.
Stress fractures
Stress fractures are tiny cracks in bones often caused by overuse or osteoporosis. Learn how to prevent and treat them.
Sitting risks: How harmful is too much sitting?
Sitting for long periods — such as in front of the TV or at a desk — appears to increase risk of death from cardiovascular disease and cancer.
Puberty blockers for transgender and gender-diverse youth
Understand how puberty blockers work to suppress puberty. Learn about their benefits, side effects and long-term effects.
Posture: Align yourself for good health
Good posture helps prevent pain and injury, boosts confidence and mood. Improving your posture will take time and effort, but the benefits are worth it.
Posture check: Do you stand up straight?
Good posture minimizes strain on your joints and muscles, which can help prevent aches and pains. So what's good posture? When you're standing, keep your chest held high and your shoulders back and relaxed. Try not to tilt your head forward, backward or sideways. Pull in your abdomen and buttocks. Make sure your knees are relaxed, not locked. Keep your feet parallel and your weight balanced evenly on both feet.
Pericarditis
Inflammation of the tissue surrounding the heart can cause sharp chest pain and other symptoms. Know how pericarditis is diagnosed and treated.
Narcolepsy
Learn more about this sleep disorder that causes periods of involuntary sleep, sleep paralysis and early rapid eye movement (REM) sleep.
Medical history: Compiling your medical family tree
Use a special family tree to track your family's health information.
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