Health is the most important for any of us. In order to1healthy, we need some common knowledge. Firstly pay attention to the diet. We should eat a lots of fruit and 2 , because they are rich in fiber and low infat. As a proverb say,” an apple a day 3the doctor away.”So fruit is good for health. Don't have a lot of food that contains 4 fat, such as butter. At the same time,we should eat sweets in proper quantity,4 too much sugar is bad for us. Don't drink too much coffee, either. Secondly, exercise is5. Regular exercisecan help us keep from getting fat. People who do running every day usually have6 hearts than those who don't. Finally, have good living7. We should sleepfor about 8 hours at night, and9 work too late. Overwork and little sleep will lead to illness. What's more, 10 cigarettes. These are the things we should pay attention to so as to stay healthy.