Individual zone of optimal functioning (IZOF) is a psychological model studied and applied to quantify athletes’ anxiety and predicts their achievement in sports competitions. This study aimed to determine the application of the IZOF model to evaluate music performance anxiety (MPA) in pianists because the causes of anxiety in athletes and musicians may be similar. A total of 30 colle... https://balboasurfandsstylers.shop/product-category/kids-sweatpants/