Nutritional supplements
Learning Center
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.
Rumination syndrome
Learn about this condition that results in regurgitating and reswallowing food. Behavioral therapy and medicine are treatments.
Carotid endarterectomy
This procedure removes plaque buildup in the carotid artery to help reduce your risk of stroke.
Outpatient joint replacement: Is it a safe option?
Joint replacement of the hip, knee and shoulder can be done safely as outpatient surgery. Most people can go home the same day as the procedure.
Runny nose
Learn more about how to treat this common symptom and when to see a health care provider.
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