Chanaphan, Y. and Anuyahong, T. 2024. HEALTH SITUATION AND FACTORS RELATED TO BODY MASS INDEX AMONG WORKING AGE POPULATION AGED 15-59 YEARS IN REGIONAL HEALTH AREA 8. Journal of Health Promotion and Environmental Health Research Health Promotion Centre 8 Udon Thani. 1, 4 (Jun. 2024), ึ73–86.