Smart Vending for Healthier Choices (Updated)

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Written by: Rick Nauert PhD Date: 23 Dec 2017


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New research suggests delaying access to tempting vending machine junk food by less than half a minute can shift one’s choice to healthier snacks.

“Having to wait for something makes it less desirable,” said Brad Appelhans, Ph.D., of Rush University Medical Cnter in Chicago. “Research shows that humans strongly prefer immediate gratification, and this preference influences choices and behavior in daily life.” 

“We wanted to see if we could use this preference for immediate gratification to improve people’s vending machine snack choices.”

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