Nutrition basics
Learning Center
Erectile dysfunction: Viagra and other oral medications
Get the facts on medicines that are taken by mouth for ED.
How your brain works
Which part of your brain does what? Take a tour.
Erectile dysfunction: Nonoral treatments
Get the facts about shots, penis pumps and other ED treatments that don't involve taking medicine by mouth.
Mental health: What's normal, what's not
Normal mental health vs. mental illness — Find out how mental disorders are defined and diagnosed.
Alcohol use: Weighing risks and benefits
Drinking alcohol in any amount is a health risk that increases with each drink you have. The risk peaks with heavy drinking, including binge drinking, which carries serious health risks.
Suicide: What to do when someone is thinking about suicide
Take action when you see warning signs that someone is thinking about suicide. Talk with the person. Be sensitive and direct. Urge the person to get help.
Delusional parasitosis
Learn more about this condition and positive steps you can take to manage the symptoms.
Erectile dysfunction: A sign of heart disease?
Erectile dysfunction and heart disease can be linked. Take steps to avoid both.
Oral health: A window to your overall health
Find out about the link between your oral health and overall health.
What is aspirin-exacerbated respiratory disease (AERD)?
AERD, also called Samter's triad, has three features: asthma, recurring nasal polyps, and sensitivity to aspirin and drugs such as ibuprofen and naproxen.
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