You may have a pretty good idea of how much you should be eating per day. Or you might not have a clue and simply tuck into whatever you fancy. But understanding how calories – a unit of energy – ...

How many calories you should eat a day depends on your age, sex, physical activity, and whether you are trying to maintain, ...

In order for your body to survive and thrive, you need food. Once food is in your system, your metabolism takes over, converting food into energy you need for daily life. The amount of energy a ...

Calories can be confusing — but they don't have to be. From consuming them to burning them, we got expert answers to your most-searched questions about calories and what they mean for our weight and ...