TY JOUR TI TECHNOLOGIES OF EXPRESS DIAGNOSTICS IN THE MANAGEMENT OF TRAINING LOAD AND FUNCTIONAL STATE OF YOUNG KARATE AT THE PRE-COMPETITION STAGE KW rapid assessment KW metabolic and functional effects KW training forms of competitive exercises KW anaerobic-aerobic mode of operation KW karate 10–11 years KW atypical reactions JO Scientific Notes of V.I. Vernadsky Crimean Federal University. Biology. Chemistry AU Timofeeva, S.N. AU Timofeev, V.D. AU Pogodina, S.V. PY 2025 IS 11 PB V.I. Vernadsky Crimean Federal University