A Healthier Diet

 

健康饮食

 

To make better choices at the grocery store, bring dollarbills, a revelatory study shows.

 

Analyzing 1,000 households, researchers found that shoppers who paid by credit card tended to select chips, cookies, and other junk food.

 

The theory: Shelling out cash is more psychologically painful, so people are less likely to spend it on unhealthy goods。