%0 Journal Article %T Assessment of the effects of specific high-intensity interval training on physical fitness and work capacity in young boxers %A Akhmetov, M.D. %A Nizhegorodcev, D.V. %A Osipov, A.Y. %A Guralev, V.M. %A Dvorkin, V.M. %K martial arts, boxing, youth sports, interval training, physical fitness %J Scientific notes of P. F. Lesgaft University %D 2025 %N 0 %P 7 %I National State University of Physical Education, Sports and Health named after P.F. Lesgaft