3. Results
RPE
The RPE was assessed after each SSG. RPE increased during the five SSG protocols (ANOVA main effect for time: F2.242;24.66: 16.55; When the response time during the Stroop test was analysed, significant ANOVA main effects were observed at congruent (F1;11 6.64; In the congruent condition, caffeine ingestion resulted in lower accuracy compared to the placebo (caffeine main effect: F1;11: 6.97; 