Keywords: coronary heart disease

    The Danish National Institute of Occupational Health experts in the country carried out a large-scale survey results show that, night workers susceptible to coronary heart disease. Experts as a survey of 20 to 59-year-old male 1,293,888 points during the day, night two groups for a 1-year follow-up survey. The results show that, night work group due to coronary heart disease hospitalization of 1.15 times more than during the day working group. Experts believe that the main reason is the 24 hours of night workers body normal biological rhythm is broken, easily lead to dysfunction of the organs in the body, poor sleep affects the body recovery and recuperation; reduce dietary change, smoking increased the sports activities; social activities reduce the lead to the increase in stress, etc.. These factors may increase the risk of coronary heart disease.