A lot of drinks have sugar in them. Sugar is sweet. Sugar is a food. If you eat a lot of sugar, you can become over-weight. Which one of these drinks does not contain any sugar?

Food is very important if we want to stay healthy. Eating too little is not good for us. We need enough good food and clean water to grow and to stay healthy. In some parts of the world people don't get the right amount. They are short of food and water. But eating too much is not good for us either. We all need to get the balance right. At school, you have probably learned that people need the right amount of food if they are to stay healthy.