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1.
January 2017

PFS013, January 2017

Listeria and Pregnancy Listeriosis is a foodborne illness caused by a bacterium called Listeria monocytogenes. Pregnant women are 20 times more likely to get listeriosis than the general population. Older adults and people with weakened immune systems also are at greater risk. Although listeriosis usually causes only mild, flu-like illness in a pregnant woman, it can be life-threatening for her fetus. In more serious (but rare) cases, it can lead to death in a pregnant woman. It is important to contact your obstetrician–gynecologist (ob-gyn) or other health care professional if you have si...


2.
July 2015

FAQ188, July 2015

How does multiple pregnancy occur? A twin, triplet, or higher-order pregnancy (four or more babies) is called multiple pregnancy. If more than one egg is released during the menstrual cycle and each is fertilized by a sperm, more than one embryo may implant and grow in your uterus. This type of pregnancy results in fraternal twins (or more). When a single fertilized egg splits, it results in multiple identical embryos. This type of pregnancy results in identical twins (or more). Identical twins are less common than fraternal twins.


FAQ162, May 2011

What are menopause and perimenopause? Menopause is defined as the absence of menstrual periods for 1 year. The average age of menopause is 51 years, but the normal range is 45 years to 55 years. The years leading up to this point are called perimenopause. This term means "around menopause." This phase can last for up to 10 years. During perimenopause, shifts in hormone levels can affect ovulation and cause changes in the menstrual cycle.


4.
May 2017


5.
September 2017

FAQ028, September 2017

What is vaginitis? Vaginitis is an inflammation of the vagina. As many as one third of women will have symptoms of vaginitis sometime during their lives. Vaginitis affects women of all ages but is most common during the reproductive years.


6.
October 2012

FAQ013, October 2012

What is endometriosis? Endometriosis is a condition in which the type of tissue that forms the lining of the uterus (the endometrium) is found outside the uterus.


FAQ180, April 2017

What is sterilization? Sterilization is a permanent form of birth control.


FAQ056, April 2017

Pregnancy What is a preconception care checkup? Who should have a preconception care checkup? Why is a healthy diet important? How can I make sure my diet is healthy? How can being overweight affect my pregnancy? How can I lose weight if I am overweight? How can being underweight affect my pregnancy? Should I take a vitamin supplement? Why is it important for me to get enough folic acid before I get pregnant? Why is it important for me to get enough iron? Can my lifestyle affect my pregnancy? How can my environment affect my pregnancy? Ca...


FAQ004, May 2011

What happens when labor begins? As labor begins, the cervix opens (dilates). The uterus, which contains muscle, contracts at regular intervals. When it contracts, the abdomen becomes hard. Between the contractions, the uterus relaxes and becomes soft. Up to the start of labor and during early labor, the baby will continue to move.


FAQ178, September 2017

What is a screening test? A screening test is used to find conditions in people who do not have signs or symptoms. This allows early treatment.


American College of Obstetricians and Gynecologists
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