Physical inactivity is a key determinant of health across the lifespan. A lack of activity increases the risk of heart disease, colon and breast cancer, diabete

Despite society’s current preoccupation with interrelated issues such as obesity, increasingly sedentary lifestyles and children’s health, there has until n

Sport, physical activity and play are key constituents of social life, impacting such diverse fields as healthcare, education and criminal justice. Over the pas

The prevalence of childhood obesity is so high in the United States that it may reduce the life expectancy of today's generation of children. While parents and