Fitness basics
Learning Center
Bone and joint problems associated with diabetes
If you have diabetes, you're at increased risk of various bone and joint disorders.
Bone health: Tips to keep your bones healthy
Find out what you can do to promote and protect bone health.
Bone metastasis
Learn about the symptoms and causes of cancer that spreads to the bones. Find out about treatments, including medications, radiation and surgery.
Boost your calcium levels without dairy? Yes you can!
Which foods pack a healthy dose of calcium? There're plenty of options, even if you don't do dairy.
Boot camp workout: Is it right for you?
Looking for a fitness challenge? If so, a boot camp workout might be for you.
Broken collarbone
This common injury is usually the result of falling, playing sports or being in a traffic accident.
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.
Bullous pemphigoid
Learn about the symptoms, treatment and self-care strategies for this blistery skin condition that affects older adults.
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 COVID-19 diagnostic testing is done to learn if you're currently infected with SARS-CoV-2, the virus that causes coronavirus disease 2019.
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