Men's sexual health
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Keratoconus
When your cornea bulges outward, it can cause blurry vision and make your eyes sensitive to light. Find out about symptoms, causes and treatment for this eye condition.
Narcolepsy
Learn more about this sleep disorder that causes periods of involuntary sleep, sleep paralysis and early rapid eye movement (REM) sleep.
Autoimmune pancreatitis
Autoimmune pancreatitis is a relatively uncommon disease of the pancreas that may be mistaken for pancreatic cancer.
Penis-enlargement products: Do they work?
Considering penis enlargement? Get the facts about male-enhancement pills, pumps, exercises and surgeries.
Concussion
This brain injury can cause headaches, dizziness, trouble concentrating and other symptoms that often improve within days to weeks.
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.
Testosterone therapy: Potential benefits and risks as you age
Testosterone therapy — Explore the potential benefits and risks of increasing your testosterone level.
Children and gender identity: Supporting your child
Learn how to talk to children about their internal sense of gender. Also find out how to support their gender expression and advocate for them.
How to tell if a loved one is abusing opioids
Anyone using opioids is at risk of misusing these medicines. Don't ignore signs of harmful or illegal use. Taking action could save a loved one's life.
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.
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