Adults typically require between 1,600–3,000 calories per day. However, how many calories a person should eat in a day varies depending on a person’s sex, age, height, and lifestyle. The definition of ...

Calories matter, but they aren’t the whole story. Other habits, such as eating enough fiber, building balanced meals, and ...

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 ...

What if the number you've been using to decide whether your lunch is healthy or not just became obsolete? The rules have ...