Diet, physical activity and behavioural interventions for the treatment of overweight or obese children from the age of 6 to 11 years.

Child and adolescent overweight and obesity has increased globally, and can be associated with significant short- and long-term health consequences. This is an update of a Cochrane review published first in 2003, and updated previously in 2009. However, the update has now been split into six reviews addressing different childhood obesity treatments at different ages.