Keywords: Adults (20-59 years), Adult's Health (men's health, women's health), Behaviour Modification (e.g., provision of item/tool, incentives, goal setting), Chronic Diseases, Economic evaluation, Education / Awareness & Skill Development / Training, Meta-analysis, Nutrition, Obesity, Physical Activity, Social Support (e.g., counseling, case management, outreach programs) , Workplace Health, Worksite