Add Yahoo as a preferred source to see more of our stories on Google. Want to lose weight? Understanding how calories actually work is key - Julia Lena Morell You may have a pretty good idea of how ...

Few things are as essential as nutrition, yet few things can feel as nebulous. Even the question of how to lose weight, once regarded as basic, is contested by experts, who say there’s more to it than ...

There's a right—and wrong—way to follow one.

You’ve heard the saying “calories in versus calories out” when it comes to weight loss. This is referring to a calorie deficit. But what is a calorie deficit, exactly? Basically, you need to take in ...