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'Traffic light' food labels changed buying habits, study finds
Los Angeles Times
Would you fill that 16-ounce cup with sugary soda if it had a red light on the dispenser? Or might you move to the faucet for water and its green light? Researchers tracked food and drink choices in a big Boston hospital and found that those "traffic light" signals ...
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Red Light, Green Light: Labeling Certain Foods Helps Make Healthier ChoicesScience World Report
Traffic light food labels promote healthy, lasting choicesCBC.ca
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