From: Hormonal aspects of overtraining syndrome: a systematic review
Parameter | Quantity of studies | Normal response | Blunted response | Exacerbated response |
---|---|---|---|---|
Cortisol | 16 (66.7%) | 12 (75.0%) | 4 (25.0%) | Â |
Total T | 15 (62.5%) | 10 (66.7%) | 4 (26.7%) | 1 (6.7%) |
T/C | 10 (41.7%) | 4 (40.0%) | 5 (50.0%) | 1 (10.0%) |
Plasma catecholamines | 6 (25.0%) | 4 (66.7%) | 2 (33.3%) | - |
Insulin | 5 (20.8%) | 4 (80.0%) | 1 (20.0%) | - |
LH | 5 (20.8%) | 4 (80.0%) | 1 (20.0%) | - |
FSH | 4 (16.7%) | 3 (75.0%) | 1 (25.0%) | - |
GH | 4 (16.7%) | 2 (50.0%) | 1 (25.0%) | 1 (25.0%) |
IGF-1 | 4 (16.7%) | 3 (75.0%) | 1 (25.0%) | - |
NUC | 4 (16.7%) | 1 (25.0%) | 1 (25.0%) | 2 (50.0%) |
Free T | 3 (12.5%) | 1 (33.3%) | 1 (33.3%) | 1 (33.3%) |
ACTH | 3 (12.5%) | 3 (100.0%) | - | - |
Aldosterone | 3 (12.5%) | 1 (33.3%) | 1 (33.3%) | 1 (33.3%) |
T4 | 2 (8.3%) | 2 (100.0%) | - | - |
T3 | 2 (8.3%) | 2 (100.0%) | - | - |
TSH | 2 (8.3%) | 2 (100.0%) | - | - |
Prolactin | 2 (8.3%) | 2 (100.0%) | - | - |
Salivary C | 2 (8.3%) | - | 2 (100.0%) | - |
Salivary T | 2 (8.3%) | 1 (50.0%) | 1 (50.0%) | - |
Peptide C | 2 (8.3%) | 2 | - | - |
IGFBP-3 | 1 | 1 | - | - |
IGF-1/IGFBP-3 | 1 | 1 | - | - |
DHEA-S | 1 | 1 | - | - |
Peptide F | 1 | 1 | - | - |
Fertility | 1 | - | 1 | - |
SHBG | 1 | 1 | - | - |
Beta-2 muscle receptors | 1 | - | 1 | - |