%0 Journal Article %T Analysis of the introduction of the additional professional retraining program «Fitness trainer» into the educational process %A Kuznetsov, B.V. %A Shutkin, S.N. %A Padin, O.K. %A Gnilomedov, R.A. %A Bityutskikh, I.V. %K professional retraining, additional professional program, fitness trainer, educational process, testing %J Scientific notes of P. F. Lesgaft University %D 2025 %N 0 %P 4 %I National State University of Physical Education, Sports and Health named after P.F. Lesgaft