10 Terrible Diet Tips You Should Never Follow

All Calories Are the Same 1 of 9

There's an old belief that the only thing that matters is calories in and calories out... and it's totally outdated. While calories are a consistent measurement of energy for the body, the type of food they come from does matter. The biggest difference is seen in processed foods, which contain chemicals that change how the body absorbs nutrients. Many junk foods are actually considered "empty" calories, like french fries or diet soda, because they contain no nutrients at all.