Good food nation
In the last three decades, childhood obesity in the United States has become a massive public-health problem. According to the Centers for Disease Control, between 1980 and 2006 the percentage of obese teenagers in the United States grew from 5 to 18, while the percentage of pre-teens suffering from obesity increased from 7 to 17. Such children often become overweight adults, leaving themselves especially susceptible to heart illness, Type 2 diabetes, strokes, and some forms of cancer.These weight problems do not simply stem from a lack of willpower, according to Dr. Tenley Albright, director of MIT’s Collaborative Initiatives program, which uses systems analysis to study broad social issues. Albright is a Harvard-educated surgeon who, two years ago, helped organize an interdisciplinary group of about 10 researchers, from MIT and Columbia University, specifically to analyze the causes of child obesity. Aided by a grant from the United Health Foundation, the team...