Fig. 2From: Interindividual Variability in Mental Fatigue-Related Impairments in Endurance Performance: A Systematic Review and Multiple Meta-regressionSchematic overview of the included individual features of the selected studies (PL performance level; Icons courtesy of the Noun Project.com (artists: Adrien Cocquet, Guilherme Silva Soares, Aleksandr Vector, Monkik))Back to article page