Sub-health and keeping in a good health With the rapid development of society, people's standards of living improve, meanwhile people's styles of life also are changing ceaselessly, which not only have advantages but disadvantages. It can be illustrated by the craze of keeping in a good health on the Internet. There exist some potential problems in our lives or bodies. What reasons cause it? I imagine that there are at least three main factors mentioned here. As living pace quickens,to begin with, people need to suffer from more working pressure or family's so as to generate unpleasant moods, thus affecting our health. Furthermore, nowadays people's diverse ways of life are not of benefit to our bodies. For instance, many young people love to stay on all night or don't have breakfast,etc, which lead to a series of health problems to some extent. Last but not least, there is not a set of comprehensive health system to keep the susceptibles in a healthy state. undryIn a word, taking into account all factors above, some measures must be taken to address these questions. On the one hand, some education campaigns should be launched extensively to inform people of the importance of health. At the same time, sundry methods of preserve health also should be publicized on TV or in the newspaper. the another, the national health department should serve as a protective role, which is the key aspect.