This study aims discover the relations between health promotion behaviors and metabolic syndrome in daytime workers, in order to present importance for health promotion behaviors of patients with metabolic syndrome. Based on Year 1 data of the 5th Korean National Health Nutrition Examination Survey, emrolled were 1,034 daytime workers. This study discovered that the prevalence rate of metabolic syndrome of the Korean daytime workers was significantly higher as they got older, they had less education level and smoking more, increasing number of health promotion practice behavior were decrease the metabolic syndrome prevalence. Effective appropriate lifestyle intervention were considered to management and prevention of daytime workers with the metabolic syndrome for low-cost and efficiently.