April 30, 2011 On this week's podcast we'll hear about bringing activity into sedentary lifestyles and bringing healthier, more local food into elementary schools.
<iframe src="http://www.npr.org/player/embed/135842906/135847116" width="100%" height="290" frameborder="0" scrolling="no">
Many children with autism don't receive a diagnosis until they are five or even older.
April 28, 2011 A new test aims to identify 1-year-olds with autism — that's much younger than most kids are currently diagnosed. But it also flags many babies who don't have autism.
Jamie Oliver during a scene filmed in Los Angeles from the second season of "Jamie Oliver's Food Revolution" on ABC.
April 28, 2011 Jamie Oliver has been chastising the LA Unified School District for serving flavored milk on the current season of his television show. A glass of flavored milk has much sugar as a can of soda and kids drink a lot of it at school.
The richest women in Guatemala were about three inches taller than the poorest.
April 26, 2011 Measuring height gives clues to the health of nations. Many aren't measuring up. A new study finds that in 14 African countries, women are shorter than in previous generations.
Are BPA-free bottles really safer than the ones that are chock-full of bisphenol A? Good luck trying to find out.
April 25, 2011 Parents worry about exposing their children to chemicals like BPA, but nobody knows for sure what they do. That's because current law doesn't require that chemicals be tested for safety before hitting the market. The American Academy of Pediatrics wants the EPA to change that.
Bite me: Could malaria-infected mosquitoes protect against the disease?
April 25, 2011 Coming up with vaccine against malaria has proven to be exceedingly difficult. Dutch researchers have found some small success by "vaccinating" people with mosquito bites.
April 22, 2011 Bullies, their victims and kids who were both bullies and victims were far more likely to have been hurt by a family member or to have seen family violence than peers who weren't involved in bullying, data from Massachusetts show.
Study author Virginia Rauh of Columbia University recommends that parents wash all fruits and vegetables and buy organic when possible.
April 21, 2011 Three studies from different regions of the U.S. show that a pregnant woman's exposure to organophosphate chemicals can affect her child's IQ. In one study, the children of mothers who had higher levels of pesticides in their urine had lower IQs at age 7.
<iframe src="http://www.npr.org/player/embed/135605139/135610673" width="100%" height="290" frameborder="0" scrolling="no">
Public Enemy No. 1?
April 21, 2011 Sugary foods can lead people to pack on the pounds. But there's scant science behind claims that sugar directly causes cancer, heart disease, and high cholesterol.
Hazardous to health?
April 20, 2011 Bocce, tug of war and sack races were classified as activities with no significant risk. Horseshoes, capture the flag and all varieties of tag were classified as risk.
The placenta, the nutrient-rich organ shown in this model as the layer above the baby's feet, makes its own serotonin.
April 20, 2011 New research shows that the placenta, not the mother, is the source of a crucial chemical for brain development in a fetus. The finding could help scientists understand the roots of neurological problems like autism and schizophrenia.
<iframe src="http://www.npr.org/player/embed/135569520/135580885" width="100%" height="290" frameborder="0" scrolling="no">
Forget snakes. There could be measles on the plane.
April 18, 2011 Measles was declared eliminated in the United States more than 10 years ago, but a few cases still crop up. The biggest problem is travelers who pick up the disease overseas and bring it home.
Should a high school student building a DNA model also have his genetic code tested for disease risks?
April 18, 2011 More than 200 parents surveyed thought that the benefits of genetic testing for children outweighed the risk. Overall, the parents said conditions like high cholesterol and diabetes were serious health risks, and that it was very important to know the relationship between genetics and health.
Jackson Coles, 2, sits on the lap of his mother, Christy, and watches objects flash on a computer screen that also tracks his eye movement.
J. Adam Fenster/University of Rochester
April 14, 2011 Parents shouldn't worry about speaking perfectly all the time. When adults stumble for words, they are giving young kids clues that make it easier for them to learn.
<iframe src="http://www.npr.org/player/embed/135403918/135408010" width="100%" height="290" frameborder="0" scrolling="no">
Most of the stillbirths worldwide happen in south Asia and sub-Saharan Africa, and at least half of them take place during labor or birth.
April 14, 2011 Some 2.6 million babies are born with no signs of life after 28 weeks' gestation — what's known as a stillbirth — according to a collection of papers published online this week in The Lancet. Most happen in developing countries, but they haven't gone away in wealthier nations.
NPR thanks our sponsors
Become an NPR sponsor