以“How to keep healthy”为题,写一篇短文（要求不少于60个词）

How to Keep Healthy
As we know,good health is more important than wealth.Good health is very important for happiness.But how should we keep healthy?I think therre are some way to keep healthy.
First,we should eat more fruit and vegetables and we had better drink a lot of boiled water every day.Second,we should do exercises often and we must have at least 8 hours' sleep a night .Third,we had better not drink coffee or tea at night before going to bed.Next ,we shouldn't eat too much sugar.Finally,we shouldn't work or study too late.If we follow these lieces of advice,we'll have a healthy lifestyle.