The retail food environment should support shoppers’ health, not undermine it.  Starting with checkout—one of the most profitable and unhealthy areas of the store, where extra calories are pushed on shoppers (they’re called impulse purchases for a reason)—CSPI is asking Walmart, Kroger, Publix, and Walgreens to rethink the foods and beverages that are sold near the cash register and instead offer products that support shoppers’ efforts to eat well.