| ALAT | Alanine aminotransferase |
| ASAT | Aspartate aminotransferase |
| a.u. | Arbitrary units |
| CAF | Caffeine |
| CK | Creatine kinase |
| CRP | C-reactive protein |
| FI | Fatigue index |
| HRpeak | Peak heart rate |
| LDH | Lactate dehydrogenase |
| MEL | Melatonin |
| PLA | Placebo |
| RPE | Rating of perceived exertion |
| WASO | Wake after sleep onset |
| 5mSRT | The 5 m shuttle run test |
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