Using GPS and activity tracking to reveal the influence of adolescents’ food environment exposure on junk food purchasing

The Influence of Local Food Environments on Adolescents’ Food Purchasing Behaviors

This study examined the relationship between the neighborhood food environment and the food purchasing behaviors among adolescents. Grade 7 and 8 students (n = 810) at 21 elementary schools in London, Ontario, Canada completed a questionnaire assessing their food purchasing behaviors. Parents of participants also completed a brief questionnaire providing residential address and demographic info...

The effects of junk-food on teenagers

Junk Food Consumption among High School Students in Iran: The Role of Food Advertising

Introduction: Adolescence is one of the most important periods of human development. Nutrition plays an important role in health and prevention of disease during this period. Food advertising influences food purchase and food consumption among children and adolescents. Most of these advertisements are about the foods high in fat, salt and sugar. High exposure to these kinds of a...

On the rationality of eating junk food

Rational junk-food consumption is analyzed within an expected lifetime utility maximizing framework in which longevity and productivity rise with health, and health deteriorates with junk-food consumption. As long as the junk food’s relative taste-price differential is positive, the consumer’s rational diet deviates from the physiologically optimal one and generates lower than maximal levels of...

Healthy food access for urban food desert residents: examination of the food environment, food purchasing practices, diet and BMI.

OBJECTIVE To provide a richer understanding of food access and purchasing practices among US urban food desert residents and their association with diet and BMI. DESIGN Data on food purchasing practices, dietary intake, height and weight from the primary food shopper in randomly selected households (n 1372) were collected. Audits of all neighbourhood food stores (n 24) and the most-frequented...