TD: total distance, W: walking, J: jogging, LIR: low intensity running, MIR: moderate intensity running, HIR: high intensity running, LIS: low intensity sprint, MIS: moderate intensity sprint and HIS: high intensity sprint, 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. |