effect of sick building syndrome on fatigue and runny nose

there have been few longitudinal studies on sick building syndrome (sbs), which include headache, fatigue, and runny nose. we considered effect of sick building syndrome with illnesses like headache, fatigue and runny nose. thus, we designed a questionnaire and asked from male of dormitory residence. questions of the questionnaire were more about known symptoms of buildings (headache, fatigue, and runny nose). following, we divided lifetime to 3 periods (6 am-2pm; 2pm-10pm and 10pm-6am) and our target places for asking questions in the questionnaire were corridors, rooms, toilets, kitchen, upper class, almost everywhere and results indicated that significant relationship exists between headache, fatigue and runny nose with sick building syndrome. other things should be mentioned that is some equipment and devices which students use of them like (personal computer, copier, printer, gas cookers) at least 10% of their time can be effective on prevalence of the symptoms