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Delaying your period with hormonal birth control
Delaying your period is possible if you use an extended or continuous method of birth control. Find out how you can have more control over your menstrual cycle.
Ductal carcinoma in situ (DCIS)
Noninvasive breast cancer often has no signs or symptoms. Find out how doctors diagnose DCIS and learn about treatment, including mastectomy and lumpectomy.
HPV vaccine: Who needs it, how it works
Learn about how the HPV vaccine works, who needs it and what side effects to expect.
Ampullary cancer
Learn more about the causes, diagnosis and treatments for cancer of the ampulla of Vater.
Pregnancy and COVID-19: What are the risks?
Know how COVID-19 might affect pregnancy, labor and delivery, and breastfeeding. And get the facts about the safety of COVID-19 vaccines.
How to take your pulse
Learn two ways to take an accurate pulse, or heart rate.
Video: How to use a single-dose dry powder inhaler
Watch these step-by-step instructions for using a single-dose dry powder inhaler.
Vaginal fistula
Learn about this unusual opening that forms between the vagina and another organ.
How your brain works
Which part of your brain does what? Take a tour.
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