Teen health
Learning Center
Video: Rotator cuff damage
See how your rotator cuff can become damaged.
Vitamin D deficiency: Can it cause high blood pressure?
Too little vitamin D is bad for the bones, but what about the heart? Learn how a low vitamin D level may affect blood pressure.
Walking pneumonia: What does it mean?
Walking pneumonia is a mild bacterial infection that resembles a cold. It usually does not require bed rest or a hospital stay.
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.
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.
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's the difference between H1N1 flu and influenza A?
H1N1 flu is a subcategory of influenza A.
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.
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.
Xylazine
Xylazine is a medicine used to sedate animals. Learn about possible risk of death in humans who take it.
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