%0 Journal Article %T INNOVATIONS OF OPERATIONAL CONTROL IN PHYSICAL EDUCATION LESSONS (ON THE EXAMPLE OF ATHLETICS) %A Kleymenova, M.D. %A Zvyagintsev, P.N. %A Kokoulina, O.P. %K digitalization, operational control, heart rate monitoring, athletics, assessment of the health-improving effectiveness of classes %J Scientific notes of P. F. Lesgaft University %D 2023 %N 0 %P 4 %I National State University of Physical Education, Sports and Health named after P.F. Lesgaft