TY  JOUR
TI  Analysis of the causes of the decrease in physical fitness levels among students
KW  physical education of students
KW  physical fitness
KW  physical activity
KW  healthy lifestyle
JO  Scientific notes of P. F. Lesgaft University
AU  Grigan, S.A.
AU  Rukavishnikova, S.K.
PY  2025
IS  0
PB  National State University of Physical Education, Sports and Health named after P.F. Lesgaft