Figure 4. Distance covered at FBL according to playing positions (means ± SD). FBL: running speed at 2 mmol·L lactate concentration and lower paces, FBL: running speed at 2-4 mmol·L lactate concentrations, FBL: running speed at 4 mmol·L lactate concentration and faster paces. * significantly lower than defenders (p<0.05, d= 1.21) and midfielders (p< 0.05, d= 1.47)