OBJECTIVE We aimed at finding out main sub-health composition factor and its risk factors among residents in Guangzhou through investigating and analyzing what sub-health was made up and what distribution status of it was. METHODS We designed questionnaire, in which included 18 sub-health factors and projects related to sub-health, also included those objects’ general information, past disease and health status, and life behavior style so on. We conducted a questionnaire survey through randomly sampling res...