Birth control basics
Learning Center
HER2-positive breast cancer: What is it?
HER2-positive breast cancer tends to be more aggressive than other types of breast cancer. Treatments that target HER2 are very effective.
Cervical dysplasia: Is it cancer?
Learn what to expect if a Pap test shows cells that look different from typical cervical cells. Follow-up tests might include HPV testing and colposcopy.
Pap test: Can it detect ovarian cancer?
Unfortunately, there is no standard or routine screening test for ovarian cancer.
Cervical length: Why does it matter during pregnancy?
If cervical length during pregnancy shortens too soon, there might be an increased risk of preterm labor.
Recurring strep throat: When is tonsillectomy useful?
Tonsillectomy may sometimes be needed in children who have recurring strep throat infections.
Fallopian tubes: Is pregnancy possible with only one?
Pregnancy may be possible with one fallopian tube.
Sperm: How long do they live after ejaculation?
After ejaculation, the life span of sperm depends on the circumstances.
Mononucleosis: Can it recur?
Mono can return in some rare cases. Learn why that happens.
Can vaginal tears during childbirth be prevented?
Learn what you can do to help lower the risk of vaginal tears during childbirth.
Unusual COVID-19 symptoms: What are they?
COVID-19 can cause a wide variety of symptoms, some more common than others. Learn about how COVID-19 can make you feel.
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