Heart Rate Variability and Physical Demands of In-Season Youth Elite Soccer Players.
Javier Sanchéz-SanchézJavier BotellaJose Luis Felipe HernándezManuel LeónVíctor Paredes-HernándezEnrique ColinoLeonor GallardoJorge Garcia-UnanuePublished in: International journal of environmental research and public health (2021)
the results of the present study suggest that nocturnal HRV variables are not different between pre-match and post-match. Furthermore, it suggests that LF/HFRATIO and RRMEAN during pre-match can determine the external load that the player will be able to complete during the match.