TY JOUR TI IMPROVING SELF-ESTEEM IN ADOLESCENT ATHLETES AS A CONDITION FOR REDUCING THEIR COMPETITIVE ANXIETY KW anxiety KW competitive anxiety KW self-esteem KW self-esteem levels KW self-regulation KW motivation to avoid failures KW motivation to achieve success KW self-confidence KW personal potentials JO Scientific notes of P. F. Lesgaft University AU Glukhova, T.G. PY 2023 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft