December 10, 2013 An NPR poll finds that most elementary school kids have physical education classes just one or two days a week. In response, parents and educators are getting kids to squeeze in walks, jogs and jumping jacks before, after and even during school.
December 9, 2013 Watching violent movies makes teenagers more aggressive, and that violence is almost always associated with sex, drinking and smoking. Violent characters in PG-13 movies are as likely to indulge in violent activities as those in R-rated flicks.
December 7, 2013 Earlier efforts to use gene therapy to treat a rare immune disorder in young children failed when some of the children got leukemia. Scientists say they think they may have figured it out, with eight children now living normal toddler lives.
December 6, 2013 Officials in China's commercial capital ordered schoolchildren to stay indoors, construction to halt and even delayed flights because of the city's highest-ever pollution levels.
December 6, 2013 That difference translates to about $550 a year, according to a new meta-analysis of studies evaluating the retail costs of food, grouped by healthfulness. It's chump change for middle-class eaters, but a big gap for low-income families. Researchers say that's a problem that can be solved.
December 5, 2013 The notoriously short night's sleep that many tired adolescents get isn't all about surging hormones and too much homework, according to a sociologist who looked at shifting sleep patterns from ages 12 to 15. Teens who report good relationships with family and schoolmates tend to sleep better.