Alternative medicine
Learning Center
Cochlear implants
This electronic device improves hearing in people who have severe hearing loss from inner ear damage.
Circumcision (male)
Learn about the benefits and risks of surgery to remove the skin that covers the tip of the penis.
Chemotherapy for breast cancer
Learn how doctors use this drug treatment to kill rapidly growing breast cancer cells. Find out about chemotherapy side effects and what you can expect.
Cardioversion
Learn what to expect during this treatment to reset the heart rhythm.
Cardiac rehabilitation
Learn more about this personalized program to improve heart health through exercise, education and support.
Cardiac ablation
Heat or cold energy applied to the heart can correct rapid or erratic heartbeats. Know when you might need this treatment and the risks.
CT scan
This imaging test helps detect internal injuries and disease by providing cross-sectional images of bones, blood vessels and soft tissues inside the body.
COVID-19 diagnostic testing
Find out how to test to learn if you're infected with the virus that causes COVID-19.
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.
C-section
Learn the reasons this surgical procedure to deliver a baby is done, the risks and tips for recovery.
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