The new test scans a mother's blood for bits of a fetus's DNA. iStockphoto hide caption

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Blood Test Provides More Accurate Prenatal Testing For Down Syndrome

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Up till now, all babies have had two genetic parents. That could soon change. Klöpper & Eisenschmidt GbR/iStockphoto hide caption

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Klöpper & Eisenschmidt GbR/iStockphoto

Scientists Question Safety Of Genetically Altering Human Eggs

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Governor Deval Patrick of Massachusetts signed the law enacting the state's latest phase of health care on August 6, 2012. Eric Haynes/Governor Deval Patrick's Office hide caption

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Eric Haynes/Governor Deval Patrick's Office

Massachusetts Launches Health Care Shopping Experiment

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Exercise helps lower stroke risk, but birth control pills and pregnancy can be problematic for younger women. iStockphoto hide caption

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Playing outside can help kids — and their parents — maintain a healthy weight. iStockphoto hide caption

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Adult Obesity May Have Origins Way Back In Kindergarten

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We know it's not really about Mr. Stork. But we might not be up to speed on key aspects of conception. Jens Bonnke/ImageZoo/Corbis hide caption

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Jens Bonnke/ImageZoo/Corbis

Choose wisely: What Mom eats during pregnancy can set the stage for obesity in her baby. Meg Vogel/NPR hide caption

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Meg Vogel/NPR

Can Mom's Pregnancy Diet Rewire Baby's Brain For Obesity?

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Before you get too far along, you should get a blood test for diabetes. Emiliano Rodriguez/iStockphoto hide caption

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Emiliano Rodriguez/iStockphoto
Illustration by Daniel Horowitz for NPR

In Pregnancy, What's Worse? Cigarettes Or The Nicotine Patch?

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In a study of 4,000 pregnant women, fish accounted for only 7 percent of blood mercury levels. JackF/iStockphoto.com hide caption

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That's how it's supposed to work. But for most new moms, breast-feeding doesn't come easily, a study finds. iStockphoto.com hide caption

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Does a glass or two of wine during pregnancy really increase the child's health risks? Epigenetics may help scientists figure that out. Katherine Streeter for NPR hide caption

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Katherine Streeter for NPR

How A Pregnant Woman's Choices Could Shape A Child's Health

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Pregnant doctors are less likely than other women to deliver their babies via C-section, recent research suggests. Economists say that may be because the physician patients feel more empowered to question the obstetrician. iStockphoto.com hide caption

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Money May Be Motivating Doctors To Do More C-Sections

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A midwife holds a newborn at Rabia Balkhi Women's Hospital in Kabul, Afghanistan. Jonathan Saruk/International Medical Corps hide caption

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Jonathan Saruk/International Medical Corps

Listen to midwife Emily Slocum describe delivering babies in the dark, with no running water.

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