Muscles are used whenever you move. Without muscles you would not be able to run, walk or even eat your food! There are over 650 muscles in your body. Your largest muscle is in your bottom. Your smallest is in your ear. Most muscles are connected to your bones by tendons.
Food gives us energy and help us grow. Food keeps us healthy - and it's best if we eat a balanced diet. A balanced diet means eating something from all of the five food groups each day.