But what are calories and why should they be given a second thought?

In this section, we explain the basics - what a calorie is, how a calorie differs from a kilojoule, how to balance calorie intake with calorie output, and more.

We also give guidelines on how much of which type of food you should include in your diet every day to maintain a healthy weight.

Read on to find interesting tips on how to prepare low-calorie snacks and what should be included in your low-calorie shopping list. Also check out our great tools to calculate calorie intake and output.