23 septiembre 2015
To encourage consumers to lower their caloric intake, the US Food and Drug Administration now requires most chain restaurants to state the number of calories that each menu item contains. But is a number the only effective way of helping diners make low-calorie choices? No, says a new study. According to the study, another popular way of indicating calorie information, an image of a green, yellow, or red traffic light, can be just as effective.
http://www.sciencedaily.com/releases/2015/09/150923182157.htm
