Breast health
Learning Center
Breast cancer prevention: How to reduce your risk
Find out what lifestyle changes can lower your risk of this type of cancer.
Breast implants and cancer: Any connection?
Concerned about a link between breast implants and cancer? Get the facts.
Breast implants: Saline vs. silicone
Trying to decide on a type of breast implants? Here are some answers to common questions.
Breast lump or breast changes: Early evaluation is essential
Find out how a breast lump or breast change is evaluated for breast cancer.
Breastfeeding and medications: What's safe?
Understand which medications are safe to take while breastfeeding.
Broken collarbone
This common injury is usually the result of falling, playing sports or being in a traffic accident.
Bronchiolitis
Infection in the small airways of the lungs is common in young kids and babies. Symptoms may include coughing, wheezing and trouble breathing.
Brugada syndrome
Learn about the symptoms, causes and treatments for this heart rhythm condition that is sometimes inherited.
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.
COVID-19 antibody testing
Learn how COVID-19 antibody testing is done to find out if you've had a past infection with SARS-CoV-2, the virus that causes coronavirus disease 2019.
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