What Do You Know About Smoking During Pregnancy?
This quiz will help you learn how smoking affects your baby.
1. Most babies of women who smoke weigh the same as babies of women who don't smoke.
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They weigh an average of a half-pound less and are more likely to be born early and need special care after birth, according to the Centers for Disease Control and Prevention (CDC). Smoking nearly doubles a woman's risk of having a low-birth-weight baby.
2. Smoking increases the risk for premature and stillborn babies.
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Recent studies also suggest that smoking increases the risk for preterm delivery by about 30 percent, the CDC says.
3. Mothers who remain smoke-free after their infants are born can protect the children from developing asthma and chronic ear infections.
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Children of mothers who smoke may lag behind in school and may be smaller than children whose mothers don't smoke, according to the American Lung Association.
4. About 5 percent of American women smoke during pregnancy.
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According to the U.S. Surgeon General, estimates range from 12 to 22 percent. If all expectant mothers in the United States stopped smoking, the U.S. Public Health Service estimates the number of infant deaths would decrease by 10 percent.
5. Studies have shown babies of women who smoke are twice as likely as babies of nonsmokers to die of sudden infant death syndrome (SIDS).
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SIDS is the leading cause of death in infants after 1 month of age, according to the National Institute of Child Health and Human Development (NICHD).
6. Pregnant women should avoid exposure to secondhand smoke.
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Studies suggest that regular exposure to secondhand smoke may reduce fetal growth, increasing a woman's chances of having a low-birth-weight baby, the CDC says.
7. Women who smoke during pregnancy are more likely to have babies with birth defects.
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One study found fetuses with a certain gene were at increased risk of developing cleft lip and/or cleft palate if their mothers smoked during the first three months of pregnancy, the CDC says.
8. Smoking doesn't increase a woman's risk of having an ectopic pregnancy.
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Smoking increases a woman's risk of an ectopic pregnancy, in which the embryo becomes implanted in a fallopian tube or other abnormal site instead of the uterus.
9. Women shouldn't smoke while they're breastfeeding.
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Nicotine can be transmitted to infants through breast milk, the NICHD says.
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