Stress basics
Learning Center
Young-onset Alzheimer's: When symptoms begin before age 65
Young-onset Alzheimer's disease is a rare form of dementia that presents unique challenges. Learn more about causes, diagnosis and how to cope.
Yeast infection in men: How can I tell if I have one?
Yeast infections can occur in men, causing inflammation of the penis (balanitis). Learn what signs and symptoms could mean you have a yeast infection.
Xylazine
Xylazine is a medicine used to sedate animals. Learn about possible risk of death in humans who take it.
Wisdom teeth removal: When is it necessary?
You may not need your wisdom teeth taken out if they're healthy and in the right place. But if they cause problems, your dentist may suggest removing them.
White coat hypertension: When blood pressure rises in a medical setting
Blood pressure that measures high during a health checkup could be a risk factor for high blood pressure. Find out more.
What's the difference between H1N1 flu and influenza A?
H1N1 flu is a subcategory of influenza A.
What stresses you out?
Effective stress management starts with identifying your sources of stress. One way to do this is to make a list of the situations, concerns or challenges that trigger your stress response. Take a moment to write down the top 10 issues you're facing right now. Now that you know what stresses you out, you can start developing ways to put stress in its place.
What is chikungunya fever, and should I be worried?
Learn more about this mosquito-borne virus — found in Africa, Asia, India, and parts of Europe and the Americas — that causes fever and severe joint pain.
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.
Wet macular degeneration
Blurred vision or blind spots could be a sign of this chronic eye disorder. Recognizing the warning signs could save your vision.
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