Household food insecurity and children's physical activity and sedentary behaviour in the United States: the Healthy Communities Study.

OBJECTIVE To examine associations between household food insecurity and children's physical activity and sedentary behaviours. DESIGN Secondary analysis was conducted on the Healthy Communities Study, an observational study from 2013 to 2015. Household food insecurity was assessed by two items from the US Department of Agriculture's 18-item US Household Food Security Survey Module. Physical activity was measured using the 7-d Physical Activity...