摘要：The purpose of this study was to determine the effect of "Zinc" & "Health Belief model" based education on viral upper respiratory tract infections in soldiers in Isfahan - 2004 - 2005. It was a double - blinded randomized controlled trial, which was done among a group of soldiers by census. Soldiers were randomly divided into four groups. On the other hand four preventive measures were assumed regarding presence of education and zinc prescription, which were randomly allocated to four groups. Subsequently education was performed to change the health behavior of soldiers. Meanwhile tablets were distributed among all groups of soldiers. Data regarding incidence and duration of symptoms were gathered by different questionnaires filled by soldiers themselves and doctors and finally analyzed by SPSS 11.5 software through χ 2, t-test and logistic regression. Common cold incidence in groups receiving zinc vs. placebo was significantly less. (P=0.001). Groups, which received education comparing to those, which didn
关键词：Common cold; zinc; health education; incidence; prevention
