At present, there is no authoritative evidence to show which system of the human body noise is the most harmful. However, long-term in the environment of high noise, is not conducive to the physical and mental health of the human body, and in serious cases, will cause irreversible damage to hearing. From the physiological point of view, all interference with people’s rest, study and work, and the sound of the people to listen to the sound of interference, can be collectively referred to as noise. Long-term in the treble noise, may cause hearing damage to the human body, and will make the spirit can not be concentrated, causing insomnia, neurasthenia and so on. In the long run, it may also increase the probability of cardiovascular disease. However, there is no clear theory that noise on the human body which system is the most harmful degree. In addition, noise can also directly affect the human mood, is not conducive to human mental health. Therefore, attention should be paid to daily life, away from high noise areas, to avoid sleep time and high noise time overlap.