Stage barrier in performing practice of a pianist-performer

The main objective of the study is to analyze the coverage of the concept of the stage barrier in the scientific literature. The author defines the concept of the stage barrier and finds out the reasons for it during a performance stage. Research methodology focuses on the analysis of the literature on this topic. The paper has a scientific novelty. The article examines the problem of the stage barrier through of philosophical and cultural discourse; the study clarifies the possible causes of the stage barrier for both "beginner" pianists and "experienced" performers; distinguishes the concepts of "fear" and "phobia", describes the states of distress and eustress. The author concludes that the better the performer feels on stage, the more convincing and interesting the performance will be. Therefore, we consider the prospect of further exploration in finding methods and techniques to ensure good stage health.