Objective To find out the subhealthy state and risk factors in the occupational groups of teachers, aluminous workers and people in road-maintaining in order to offer the scientific evidence for adopting the countermeasures. Methods A questionnaire survey was performed on 1 421 volunteers by the uniform table. The database was built in Excel. All the results were input into computers and analyzed with SAS. Results The total prevalence rate of subhealthy state was 66.22 %; The incidence of subhealthy sta...