Yet, you can lose weight on Mountain Dew and Doritos by counting calories.
Little Debbie Snacks, Oreos, Doritos and Diet Mountain Dew sure don't sound like diet food. But a nutrition professor at Kansas State University ate only convenience store snacks for two months and lost 27 pounds.
The key? Moderation.
Mark Haub kept his food intake below 1,800 calories a day -- no extra exercise required.
