Stress relief
Learning Center
Circumcision (male)
Learn about the benefits and risks of surgery to remove the skin that covers the tip of the penis.
Child's pose
Relax with this yoga pose and stretch your back and hips.
Cataracts
Are things starting to look fuzzy or blurry? Find out about symptoms, diagnosis and treatment for this common eye condition.
Cataract surgery
Cataract surgery — Overview covers risks, complications, results of this eye surgery.
Cat/cow pose
Try this simple yoga pose to relax.
Caregiver stress: Tips for taking care of yourself
Fight caregiver stress and prevent burnout by taking time to take care of yourself.
Can vitamin D protect against coronavirus disease 2019 (COVID-19)?
Find out what the research says about links between this key vitamin and the widespread viral infection.
Calcium supplements: A risk factor for heart attack?
Learn about the possible link between calcium supplements and heart attacks.
COVID-19: Who's at higher risk of serious symptoms?
Advanced age and some health conditions can raise the risk of serious COVID-19 (coronavirus disease 2019) illness.
COVID-19: Long-term effects
Learn about the possible long-term effects of COVID-19.
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