TY JOUR TI CROSSFIT AS A MEANS OF INCREASING THE EFFICIENCY OF PHYSICAL CULTURE AND SPORTS AT THE UNIVERSITY KW PHYSICAL CULTURE AND SPORTS KW UNIVERSITIES KW STUDENTS KW CROSSFIT KW LEVEL OF PHYSICAL FITNESS KW FUNCTIONAL READINESS JO Scientific notes of P. F. Lesgaft University AU , .. AU , .. PY 2023 IS PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft