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This is Scientific American 60-Second Health. I'm Dina Fine Maron. Got a minute?

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Smoking during pregnancy poses numerous dangers.

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Nicotine and other toxins can harm a fetus's lungs, cause other lasting health problems or trigger preterm birth.

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Yet some 11 percent of pregnant US women still smoke during the final trimester.

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Now a study shows that vitamin C supplements can help alleviate at least some of that in utero harm.

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Researchers randomly assigned 159 pregnant smokers to take either daily vitamin C pills or placebos.

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They found that, compared with kids of the placebo group, children of moms popping vitamin C were in better health,

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they wheezed less through their first year of life and had better overall pulmonary function.

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And, at least so far, there have been no negative side effects from the pills for mom or child.

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The study is in the Journal of the American Medical Association.

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The finding, if confirmed, would offer a cheap and simple preventative therapy in cases where a mom-to-be just can't quit.

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Of course, vitamin C will not eliminate the other long-term health risks linked to tobacco exposure in the womb.

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So quitting is still far better for the baby. And mom, too.

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Thanks for the minute, for Scientific American 60-Second Health. I'm Dina Fine Maron.

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