Staying healthy
Learning Center
Circumcision (male)
Learn about the benefits and risks of surgery to remove the skin that covers the tip of the penis.
Cervical length: Why does it matter during pregnancy?
If cervical length during pregnancy shortens too soon, there might be an increased risk of preterm labor.
Cellulitis: How to prevent recurrent episodes
Learn to treat and prevent recurrent cellulitis.
Cancer risk: What the numbers mean
The news is full of reports about cancer risk, but what does it all mean for you? Find out how to interpret cancer statistics.
Cancer prevention: 7 tips to reduce your risk
Real-life ways to reduce your risk of cancer.
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 infections by race: What's behind the health disparities?
Understand how underlying health conditions, the places where people live and work, and racism can affect who becomes seriously ill with COVID-19.
Bruxism (teeth grinding)
Bruxism is a condition in which you grind, gnash or clench your teeth unconsciously when you're awake or while you're sleeping.
Breast implants and cancer: Any connection?
Concerned about a link between breast implants and cancer? Get the facts.