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This study was conducted to examine harmful effect on health and preventive attitude by the use of equipments which generate electronic wave in order to provide basic data for development of preventive education program. 2,000 people, who lived in five big cities and five small and medium cities, were selected ad subjects of this study. The data were collected from March 1, 2001 to August 31, 2001. The results of this study are as follows. According to the proportion of physical symptoms felt by the respondents due to the use of the electronic or electric products, 3)1% of them did not feel any symptom, while 20.4% of them felt headache, 19.6% of the respondents felt dizzy and 11.1% felt migraine. 10.4% of them had amnesia, while 8.4% felt nausea. The physical symptoms displayed significant relationships with the variables of TV, cellular phone, electric game instrument, microwave oven, electric pad or blanket, vacuum cleaner, electric razer, electric tool, vessel washer, and hair drier. In the case of the proportion of physical symptom felt by those who visited medical institutions, ´headache´ was 7.6% and ´digestive trouble´ was 10.7%. Lumbago was 9.3%, while ´oral disease´ was 8.7%. ´The other symptom was 33.0% and ´no symptom´ was only 5.4% These showed significant relationships with the variables of TV, cellular phone, computer, electric game instrument, microwave oven, electric pad or blanket, vacuum cleaner, air conditioner, electric razer, vessel washer, hair drier, and laser printer. Nowadays, it can be said that human beings can not live without electronic products. It is necessary to use them in order to enhance quality of life. Therefore, education and publicity concerning harmful affect of electronic wave on health is needed because people´s opportunity of exposing to electronic wave is increasing. Especially, it is the demands of the times to provide information on knowledge of each equipment which generate electronic wave. The government, the product manufacturing companies, related social organizations, and education institutions must make efforts to develop the education program which is needed to make people have right knowledge and attitude..
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