If you’ve ever tried to lose weight, you’ve probably heard about the importance of “calories in versus calories out.” This concept is based on the idea that as long as you eat fewer calories than you ...

What Is a Calorie Deficit? Calories are a measure of the amount of energy in food. All of the cells in your body require energy in order to work properly, just like a car needs fuel. They get that ...

Adding lighter fare like salads to the usual burgers and fries has meant more options for time-pressed diners. But the meals are largely less healthy now, a new study finds. By Tiffany Hsu Fast food ...