The state of sub-health is a common hidden killer to human health currently. Investigation reveals that 75% of the population has the problem of sub-health

and 42.5% of them belongs to insomnia.In Western medicine

sedative hypnotics or even antipsychotic drugs are used for sub-health insomnia

with induced sleepy and tired in daytime or even cognitive impairment. Sometimes

dependence and drug resistance may also occur. However

the handling of sub-health insomnia by Chinese medicine is combined with the viewpoint of preventive medicine. It emphasizes prevention before the disease and the prevention of transformation when a disease is there. The advantages of treatment of sub-health insomnia by Chinese medicine lie in the differentiation of syndromes and the remedies accordingly

and above all the satisfactory efficacy. Acupuncture

psychological intervention and breathing exercise are all additionally involved if needed. The combined treatment may gain gratifying efficacy. Correction of bad sleep habit by keeping health with Chinese medical concept and maintenance of healthy life style are important for preventing of sub-health insomnia.Large-scale sampling with multi-centered design should be the future model in clinical research. It will help the understanding of the syndrome and differentiation distributions in sub-health insomnia

so as to enrich the therapeutic principal and means in the treatment of sub-health insomnia by Chinese medicine.