Effective school food environment interventions for the prevention of childhood obesity: systematic review and meta-analysis

BackgroundThe food environment is a modifiable enabler of dietary choices that can have a great impact on the prevention of childhood obesity in the UK. It is defined as a combination of physical, economic, political, and sociocultural surroundings as well as opportunities and conditions that influence food choice. Many interventions have been undertaken at the school level but evidence of their effectiveness in the reduction of childhood...