Early Edition with Kate Hawkesby

A nutritionist says junk food affects how well kids perform in schools. Auckland's Western Springs College is the latest school to ban food delivery services, due to environmental concerns. Nutritionist Nikki Hart told Kate Hawkesby kids have to remain cognitive in school. She says parents need to understand their kids can't do well and feel good on a diet of junk food. LISTEN ABOVESee omnystudio.com/listener for privacy information.