Eating highly processed carbohydrates can have a similar effect on brain chemistry as addictive substances according to a study in the Journal of Clinical Nutrition. Stimulating regions of the brain involved with reward and craving, refined carbohydrates were found to cause excess hunger and overeating, leading the researchers to suspect limiting high-glycemic foods could be an effective method for discouraging obesity.
A public health crisis
Astoundingly, the rate of obesity in the U.S. has more than doubled since the 1970s. Food and Research Action Center states: