Analysis and improvement of the training process of highly qualified long-distance runners in mid-mountain conditions

The article provides a comparative analysis of the methods of preparation for the Russian Marathon Championship in Kazan (2019) and for the Moscow International Marathon (2019) using lactate and heart rate data in the conditions of the middle mountains, taking into account a certain period of time in the mountains and the time before the start. The analysis of the reaction to the load of one athlete during the use of various training methods is presented.