Influence of training load and altitude on heart rate variability fatigue patterns in elite Nordic skiers - Schmitt, L.; Regnard, J.; Coulmy, N.; Millet, G. P. (International Journal of Sports Medicine, 2017)
Keywords: cross-country skiing; load intensity; load volume; training; high-altitude training; relation; heart rate; heart; frequency; variability; fatigue; ventilation threshold; heart rate variability; Germany; biological and medical sciences; endurance sports