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Effects of electromagnetic radiation from cellular telephone handsets on symptoms of neurasthenia

Cao Zhaojin, Zhao Xiaolin, Tao Yong, Wan Chao, et al. Institute of Environmental Health Monitoring, Chinese Academy of Preventive Medicine, Beijing 100021,China  
In order to study the effects of electromagnetic radiation from cellular telephone handsets on symptoms of neurasthenia, 115 and 101 persons with or without handsets were selected. The subjects were investigated by questionnaire on their general health, lifestyle, habit, mental stress, the frequency of using the handsets, living and working environment, the cases of suffered from diseases and symptoms of neurasthenia. The data were analyzed by Chi square test and Logistic regression statistics. The results showed that the time of using handset was positively associated with depression( P 0 05),nausea ( P 0 01) and loss of appetite( P 0 05). The results showed that long time use of cellular telephone handset could induce the symptoms of neurasthenia.
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