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Blood donation
Find out what to expect during blood donation and how your blood will be used to help others.
Coronavirus disease 2019 (COVID-19)
Coronavirus disease 2019 (COVID-19) is an illness caused by the virus SARS-CoV-2. Learn more about the symptoms, risks and ways to protect yourself.
Ampullary cancer
Learn more about the causes, diagnosis and treatments for cancer of the ampulla of Vater.
Prostate cancer
Learn about detection, diagnostic approaches, treatment options and advances for prostate cancer, including robotic prostatectomy and current research.
Ureteral cancer
Find out how doctors use minimally invasive surgery to treat this rare cancer that forms in the tubes that connect your kidneys to your bladder.
Different types of COVID-19 vaccines: How they work
Find out how different COVID-19 vaccines cause your body to create antibodies that will fight the COVID-19 virus.
Can vitamin D protect against coronavirus disease 2019 (COVID-19)?
Find out what the research says about vitamin D and coronavirus disease 2019 (COVID-19).
Dry mouth
With this condition, also known as xerostomia, the salivary glands in the mouth don't make enough saliva to keep the mouth wet.
Transurethral incision of the prostate (TUIP)
Learn about this procedure for treating an enlarged prostate, including how it's done and possible risks and benefits.
Calcium supplements: A risk factor for heart attack?
Learn about the possible link between calcium supplements and heart attacks.
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