TY JOUR TI The relationship between barriers to physical activity and leisure types in adolescence KW adolescence KW physical activity KW leisure KW barriers KW relationship KW perception KW health JO Scientific notes of P. F. Lesgaft University AU Chashkova, O.Y. AU Yarinenko, A.M. AU Akopyan, T.G. PY 2025 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft