Negative Associations between Perceived Training Load, Volume and Changes in Physical Fitness in Professional Soccer Players

Figure 1. Team mean weekly sRPEres and sRPEmus TL during pre-season (W1-5) and in-season (W6-9). * Significant differences (p < 0.01) in sRPEres-TL between pre-season and in-season; # Significant differences (p < 0.01) in sRPEmus-TL between pre-season and in-season.