Pregnancy symptoms
Learning Center
Peritonitis
Learn about the causes, symptoms and treatment of peritonitis.
Choosing a birth control pill
Wondering which birth control pill is best for you? Weigh the risks and benefits of the different types of birth control pills.
Pulmonary valve repair and replacement
A congenital heart defect can cause a leaky or blocked pulmonary valve. Know the symptoms and how it's treated.
Dilation and curettage (D&C)
Learn what to expect during this procedure, how a doctor performs it to remove uterine tissue and what to watch out for during recovery.
Down syndrome
Down syndrome is a genetic disorder caused when abnormal cell division results in extra genetic material from chromosome 21.
Sunburn
Learn more about how UV rays harm your skin and what you can do for symptom sunburn relief and how to protect yourself from sun exposure.
Fetal development: The 2nd trimester
Fetal development progresses rapidly in the second trimester. Check out the weekly changes.
Pelvic pain
This type of pain can be dull or sharp. You may feel it all the time or only sometimes. Learn about possible causes and when to seek care.
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