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Research Areas
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Why We Unknowingly OvereatThe Influence of Incidental Affect on Consumers' Food IntakeHow do affective states influence food intake and what role does nutritional information and the nature of the product play on this effect? The present research examines how different affective states influence consumption, and how nutritional information plays into this relationship. Implications for food companies, policy makers, health professionals and consumers are presented and discussed by the authors. Can “Low Fat” Nutrition Labels Lead to Obesity?In the current obesity epidemic, the way that "low-fat" nutritional labels influence food consumption is of great concern, particularly for regulatory agencies. Through the three studies presented in this paper the authors developed and tested a framework that contends that "low fat" labeling increases food intake by 1) increasing perceptions of the appropriate serving size and 2) decreasing consumption guilt. Super Bowls: Serving Bowl Size and Food ConsumptionHow does the size of serving bowls affect food consumption? This study shows that larger bowls leads to greater consumption Environmental Factors that Increase the Food Intake and Consumption Volume of Unknowing ConsumersEnvironmental factors such as package size, plate shape, variety, and social interactions influence how much you eat to a greater extent than you may realize. The Influence of Assortment Structure on Perceived Variety and Consumption QuantitiesWhile actual variety may often account for differences in consumption quantities, we show that perceived variety of an assortment also influences consumption. Bottoms Up! Peripheral Cues and Consumption Volumeabstract & summary | full text | teaching tips Studies at “Weight-loss Camps” (and with veteran bartenders) show that visual illusions unknowingly cause people to pour 32-43% more in to short wide glasses than tall narrow ones. Interactions Between Forms of Fat Consumption and Restaurant Bread Consumptionabstract & summary | full text Hidden cameras at Italian restaurants show that people who put olive oil on a piece of bread will eat more fat and calories than if they instead used butter. The good news . . . they eat fewer pieces of bread. Does Stockpiling Accelerate Consumption? A Convenience-Salience Framework of Consumptionabstract | full text | teaching tips The Sam’s Club Store Curse: Buying in bulk causes you to eat these visible foods more frequently. How Visibility and Convenience Influence Candy Consumptionabstract & summary | full text | teaching tips College secretaries ate twice as many chocolate kisses when these kisses were placed on their desk than when they were placed 6 feet away. They also lost track of how many they had eaten. At the Movies: How External Cues and Perceived Taste Impact Consumption Volumeabstract & summary | full text Chicago moviegoers who were given large-size popcorn containers ate 45% more than those given medium-size containers. This even happened when they were given stale, 10 day old popcorn. Can Package Size Accelerate Usage Volume?abstract | full text | teaching tips For 47 of 48 products, large package sizes increase your consumption an average of 22% Antecedents and Mediators of Eating Boutsabstract & summary | full text | teaching tips When foods are sitting out, we eat them more frequently, but we eat them in smaller quantities than when we go get them from the cupboard. “Out of Sight, Out of Mind:” The Impact of Household Stockpiling on Usage Ratessummary | full text Simply thinking of a stockpiled food increases the likelihood you’ll eat it within 48 hours Bad Popcorn In Big Buckets: Portion Size Can Influence Intake As Much As TasteIt is often believed that people overeat the foods they like. We investigate whether environmental cues such as packaging and container size are so powerful that they can increase our intake of foods that are less palatable. If so, there are important implications for improving the consumption of healthy (but less preferred) foods. Why Visual Cues of Portion Size May Influence IntakeUsing self-refilling soup bowls, this study examines whether visual cues related to portion size can influence intake volume without altering either estimated intake or satiation. Food for Thought: An Inside Look At Food Psychology And The Unconscious Factors Causing People To OvereatWELCOA President David Hunnicutt, PhD speaks with Dr. Wansink about the psychological factors driving Americans to unknowingly overeat and fueling America’s obesity epidemic. Related Web LinksEating Disorders Education Organization National Eating Disorders Association North American Association for the Study of Obesity Support Concern and Resources For Eating Disorders U.S. Department of Agriculture-Beltsville Human Nutrition Research Center |
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