Background and Objectives: One of the most important factors in mental health is cultivating happiness and reducing anxiety in students. Therefore. the aim of this study was to investigate the effect of 12 weeks of aerobic exercise on anxiety and happiness of female high school students. Material and Methods: The present study was a quasi-experimental study and was performed as a pret... https://allfixelectricales.shop/product-category/hose-reducing-joiner/