Table 1 Characteristics of the overtraining protocols used in the present study.
| Week | Intensity (% EV) | Duration (min) | Daily sessions | Recovery between sessions (h) | TR (%) OTR | TR (%) OTR/up | TR (%) OTR/down | |
|---|---|---|---|---|---|---|---|---|
| 1 | 60 | 15 | 1 | 24 | 0 | 0 | 0 | |
| 2 | 60 | 30 | 1 | 24 | 0 | 0 | 0 | |
| 3 | 60 | 45 | 1 | 24 | 0 | 0 | 0 | |
| 4 | 60 | 60 | 1 | 24 | 0 | 0 | 0 | |
| 5 | 60 | 60 | 1 | 24 | 0 | 14 | -14 | |
| 6 | 70 | 60 | 1 | 24 | 0 | 14 | -14 | |
| 7 | 75 | 75 | 1 | 24 | 0 | 14 | -14 | |
| 8 | 75 | 75 | 2 | 4 | 0 | 14 | -14 | |
TR: Treadmill grade, OTR: OT protocol based on running without inclination, OTR/up: OT protocol based on uphill running, OTR/down: OT protocol based on downhill running.