Why preventing teen obesity should be a priority for schools -- How schools became unwitting partners in helping teens become overweight and obese -- What educators need to know about the risks for overweight and obese teens -- How school wellness councils can revitalize the cafeteria and food service system -- How schools can increase physical activity to help students reduce weight -- Utilizing the circle of wellness to improve nutrition and physical activity for students -- Utilizing the circle of wellness to address staff overweight, obesity, and related health problems.