Teen health
Learning Center
Zinc for colds: The final word?
Everyone's heard of taking zinc for colds. But does it really work?
Valerian: A safe and effective herbal sleep aid?
Valerian — Can this sleep aid help you sleep better?
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.
Teens and social media use: What's the impact?
Find out how to help limit the negative impact of these popular apps on your teenager.
Teen suicide: What parents need to know
Understand what makes teens prone to suicide, and learn what you can do to prevent it.
Teen drug abuse: Help your teen avoid drugs
Want to prevent teen drug abuse? Understand how to talk to your teen about the consequences of using drugs.
Stress fractures
Stress fractures are tiny cracks in bones often caused by overuse or osteoporosis. Learn how to prevent and treat them.
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.
Probiotics and prebiotics: What you should know
Probiotics are foods or supplements that contain 'good' bacteria that might help treat or prevent illness. Should they be part of your diet?
Pericarditis
Inflammation of the tissue surrounding the heart can cause sharp chest pain and other symptoms. Know how pericarditis is diagnosed and treated.
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