Acknowledgements: the authors express their gratitude to health professionals of students’ outpatient clinics of the Ural State University of Physical Culture and K. Zhubanov Aktobe Regional University for their assistance and cooperation in organizing the trial, and to Lyudmila L. Golyshmanova, translator of the Ural State University of Physical Culture, for professional translation of the article title, abstract, key words and references. The trial was carried out within the framework of the International Scientific and Pedagogical Cooperation of the Ural State University of Physical Culture (Chelyabinsk) and K. Zhubanov Aktobe Regional University (Aktobe).

Author contribution: Makunina OA — literature review, analysis of trial results, article presentation, corresponding author; Botagariyev TA— organizing and conducting a trial at K. Zhubanov Aktobe Regional University; Kovalenko AN— organizing and conducting a trial at the Ural State University of Physical Culture; Bykov EV — analysis of trial results; Kubieva SS — analysis of trial results, organizing and conducting a trial at K. Zhubanov Aktobe Regional University.

Compliance with ethical standards: all trials were conducted in accordance with the principles of biomedical ethics represented in the Declaration of Helsinki of 1964 and its subsequent updates, and approved by the Local Bioethics Committee of the Ural State University of Physical Culture (Chelyabinsk), Minutes of the meeting of the Ethics Committee as of January 14, 2022 No. 5.