A new Harvard University study may hold the key to reducing the consumption of high-calorie beverages. The study looked at sales of high-calorie beverages (those with more than 150 calories per container and lower-calorie alternative beverages (those with less than 150 calories per container) in vending machines at a large financial company. High-calorie beverages in the study included soda, lemonade, some fruit juices and whole chocolate milk.

The Harvard study had two parts. In the first part, researchers raised the price of high-calorie beverages by just one cent per ounce (a pretty small change) while keeping the price of lower-calorie … Read the rest