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Modern people are busy handling their work with fierce competition.When you come back home after work,your children,parents and lots of housework are waiting for you,busy too.The pressure of both work and life always make you feel no roads left as well as no place to have a break.There are too many people crazy about their work in spite of rests which exists not only in China but also the whole world,as a phenomenon in no respect of the health.

The insecurity sleeping.Sleeping is closely connected with everybody's health.According to the research of the professors,sleeping should rank about one third of people's life.However,the lack of sleeping has been becoming the most common and serious problems which is harmful to people's health caused by work or entertainment.

Lack of outdoor activities.With the highly developed material and cultural life,people prefer to stay in the rooms with air-conditioner,TV and computers and go out by car so that they get away from the sunshine and fresh air,always staying depressed.Therefore,at least one hour should be spared to go to the countryside for the sunshine and the fresh air with high negative oxygen ion,getting away from the noisy city,and thus is good for adjusting the nervous system.