Nutrition basics
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Broken nose
A broken nose can cause pain, swelling and bruising around your nose and eyes. Surgery usually isn't necessary.
Bronchitis
Bronchitis is an inflammation of the tubes that carry air to and from the lungs. Coughing and shortness of breath are the major symptoms.
Brugada syndrome
Learn about the symptoms, causes and treatments for this heart rhythm condition that is sometimes inherited.
Bruise: First aid
How to administer first aid for a bruise.
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.
COVID-19 diagnostic testing
Find out how to test to learn if you're infected with the virus that causes COVID-19.
COVID-19 in babies and children
Know the symptoms of COVID-19 in children, what to do if your child appears sick and how to keep your family healthy.
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.
COVID-19 vaccines for kids: What you need to know
Learn about the safety and effectiveness of COVID-19 vaccines for kids, the possible side effects, and the benefits of vaccination.
COVID-19 vaccines: Get the facts
Find out about the COVID-19 vaccines, the benefits of COVID-19 vaccination and the possible side effects.
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