Sugary sodas and fatty snacks sold in public school vending machines don't contribute to weight gain in middle school students, according to a report by sociologists at Pennsylvania State University.
The percentage of overweight students in schools providing junk food was .7 greater than the percentage in schools without junk food. This difference is not statistically significant. The study was conducted from data on 20,000 children during their fifth- and eighth-grade school years.
“Children may face greater risks for obesity at home than at school, even if their schools sell junk food,” said Jennifer Van Hook, one of the researchers. Read the full article.