Calorie deficit and intermittent fasting are weight loss strategies that involve consuming fewer calories in a 24-hour period, but they differ in their focus. Here's how.

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 – ...

Paired with your daily calories burned, you can determine your total calorie expenditure.