It's important to stay healthy during our life. But in our daily life there (be) many healthy problems, like smoking, drinking, eating too much fast food. Because of these, many people died and most children become heavier. In fact, if we care more about ourselves, it will be much (easy) to stay healthy. First of all, we must keep away from (smoke) and drinking. Secondly, we should do exercise every day. We can walk to school instead taking a bus or a car. Thirdly, we can't eat too much fast food. We should eat more fruit and vegetables. Fourthly, we must have enough sleep. When we work or study too late. That'll make us too (tire) we should sleep at least eight hours a night. We'll feel well and work better we get enough sleep every night. (final), I think friends are another important part of one's (healthy). Many studies show that people always feel better they are with friends than when they're alone. So, be sure to make more friends.