Healthy pregnancy
Learning Center
Symptoms of pregnancy: What happens first
Are you pregnant? Tender breasts, nausea and fatigue are just a few early symptoms of pregnancy. Find out about these and less obvious pregnancy signs.
Surgery for stress urinary incontinence in women
Learn what's involved in surgery to treat stress urinary incontinence, including risks, benefits and other factors to consider before making a decision.
Stages of labor and birth: Baby, it's time!
Find out what happens during the different stages of labor and birth.
Spitting up in babies: What's normal, what's not
Spitting up in babies is common — and usually nothing to worry about.
Spina bifida
Learn about this condition in which an unborn baby's spine and spinal cord don't form properly. Surgery during pregnancy may be a treatment option.
Spermicide
Learn how to use this type of birth control that prevents pregnancy by killing or immobilizing sperm so that the sperm can't fertilize an egg.
Sperm: How long do they live after ejaculation?
After ejaculation, the life span of sperm depends on the circumstances.
Small bowel prolapse (enterocele)
Learn more about this condition also called a vaginal hernia that happens when the small bowel pushes down onto the top of the vagina.
Slide show: Vaginal tears in childbirth
Vaginal tears during childbirth are common. See illustrations of various degrees of vaginal tears and treatment tips.
Slide show: Pregnancy stretches
Know how to relieve aches and pains as your pregnancy progresses.
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