... areas complained of narrowness of their houses in the 1960 s. At the time, airtight houses started to be built in urban area,and air pollution due to a lack of fresh air because of the low ventilation ... Journal of Health Science, 56(5) 488–501 (2010)— Review —AReview of Indoor Air Pollution and Health Problems from the Viewpoint of Environmental Hygiene: Focusing on the Studies of Indoor Air Environment ... Ohmura, A. and Saito, K. (2005)Measures for reducing the levels of chemical com-pounds in the indoor air of schools—A study of the No. 5 501effect of ventilatio n—. Indoor Environ., 8, 35–39 (inJapanese).136)Park,J.H.,Byeon,...