Asthma is a common chronic inflammatory disorder (Hockenberry, Wilson, & Wong, 2015), is one of the most prevalent health conditions around the world with an estimated 300 million currently diagnosed cases and predicted to reach 400 million by 2020 (Ohlmann, 2015), is a chronic respiratory disease among the children, is the primary reason for school absences, and is the third leading cause of hospitalization for children under the age of 15. The prevalence of asthma in Iran was 8.9% [95% confidence interval (CI): 8.5-9.3] that was similar to other Asian and European countries (Fazlollahi et al., 2018). And among Iranian children, it varied from 1.26%-11.6% (Hassanzadeh, Basiri, & Mohammad-Beigi, 2012). Despite the scientific and technological advances in