Obesity risk factors may vary for boys, girls

Aug. 12, 2013, U.S. News & World Report

By Kathleen Doheny

While some behaviors increase the risk of obesity for both boys and girls, new research shows there are gender differences.

For instance, although being on a sports team reduced the risk of obesity for middle school-aged boys, it did not for girls, said study author Dr. Elizabeth Jackson, an assistant professor of medicine at the University of Michigan School of Medicine.

On the other hand, “Girls who drank milk seemed to have more protection [against obesity],” she said.

Meanwhile, certain behaviors raised the risk of obesity for both boys and girls, the study found. Eating school lunch regularly increased the risk of obesity by 29 percent for boys and 27 percent for girls. Watching two or more hours of television a day boosted the odds of obesity by 19 percent for both genders. Continue reading