This study attempts to explore factors influencing physical activity status by personal of different forces and evaluate applicability of the scale used for measuring physical activity status. Structured interview schedules were used to collect first hand data from a sample of Chandigarh region of volunteer and section leaders (150) of Chandigarh Home Guard, Constable and Head Constable(150) of Chandigarh policeand Firemen and Leading Firemen (150) of Fire & Emergency Serviceof Chandigarh region.. The International Physical activity questionnaire, (IPAQ) long scale developed by Craig et al. (2003, revised in 2004) was used to assess the physical activity level of subjects in the forms of MET minutes/ week. The International Physical activity questionnaire can be employed on both male and female genders having age ranged from 15-69 years.. The International Physical Activity questionnaire gauges the frequency (days/week) and duration (minutes/week) of physical activities of different intensity (moderate or vigorous), inclusive of activities involving walking during the last 7 days and the time spent sitting. The extended version of the questionnaire comprised of 17 questions in four areas of physical activity and one sedentary area: occupational, transportation, housework/house maintenance, leisure time during physical activity, and time spent sitting idle (sedentary area). Continuous measures of physical activity were reported with the International Physical activity questionnaire. The variables continuously used were the minutes/week or the met minutes/week of physical activity undertaken (ranging between moderate to vigorous). All continuous scores were expressed in MET- minutes/week.