TY JOUR TI EFFECTIVENESS OF THE INFLUENCE OF LES MILLS GROUP FITNESS CLASSES OF DIFFERENT ORIENTATION ON THE PHYSICAL CONDITION OF WOMEN 25-35 YEARS OF AGE KW group fitness classes KW les mills KW motivation KW women 25-35 years old JO Scientific notes of P. F. Lesgaft University AU Sudar, V.V. AU Efremova, Y.O. PY 2023 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft