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Breast calcifications
Most breast calcifications are benign. Find out more about what can cause them, what they look like, and when to see a doctor.
Breast biopsy
Learn about this test that's used to diagnose breast cancer, including why it's done, risks and what to expect.
Breast augmentation
Learn about surgery to increase breast size, as well as the risks, benefits, possible complications and follow-up care.
Breast MRI
Learn more about how this imaging test helps diagnose cancer and when it's used.
Bone density test
If your doctor suspects you have osteoporosis, a bone density test can assess your bone strength. Learn about the risks and results of this procedure.
Blood pressure chart: What your reading means
Checking your blood pressure helps you avoid health problems. Learn more about what your numbers mean.
Blood glucose monitors: What factors affect accuracy?
Consider these factors when measuring blood sugar levels with blood glucose monitors.
Blood donation
Find out what to expect during blood donation and how your blood will be used to help others.
Blood clots during menstruation: A concern?
Blood clots during menstrual periods aren't always a cause for a concern. But passing large clots may be a sign that something is wrong.
Blocked tear duct
Watery, irritated eyes may occur when your tears can't drain normally. Learn about this common eye condition that affects newborns and sometimes, adults.
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