Table 3 Characteristics of research studies evaluating athletic performance on resistance exercise tasks
Citation | Participants | Dh protocol; ambient temperature; duration | Total REC (min) | Dh trial BM loss (%) | Fluid type | Fluid assimilation time (min) | Fluid intake (L kg BM lost−1) | Resistance exercise task | Performance outcomes(s) | Performance outcomes significantly affected (Hedges’ g) |
|---|---|---|---|---|---|---|---|---|---|---|
Montain et al. (1998) [66] | 8 M, physically active | EX (M); 40 °C; 2–3 h | Testing from 3–8 h | 4.0 | Water | 3–8 h | NS | Knee extension | ET >50% MVC; MVC pre-ET test, 30-s post-ET test and >30-s post-ET test | ET >50% MVC ↑ (2.70) MVC ↓ (ES unknown) |
Greiwe et al. (1998) [52] | 7 M, unacclimated | HT | 120 | 3.8 | Water | 306 | 1.00 | Knee extension and elbow flexion | Peak torque; ET 100% MVC | No effect |
Bigard et al. (2001) [53] | 11 M, unacclimated, physically active | HT | 180 | 3.0 | NaCl + water | 120 | 1.00 | Knee extension | MVC, ET 25% MVC; ET 75% MVC | ET 25% MVC ↑ (0.22) |
Schoffstall et al. (2001) [54] | 10 M, competitive power lifters | HT | 120 | 1.7 | Water | 120 | 1.10 | Bench Press | 1 RM | ↑ (0.24) |
Del Coso et al. (2008) [46] | 7 (NS), acclimated, endurance cyclists | EX (V); 36 °C; 2 h | 0 | 3.7 | Mineral water | 120 | 0.90 | Knee extension | MVC | No effect |
Kraft et al. (2010) [74] | 10 M, recreationally strength trained | WI | ≥45 | 3.1 | Water | 165 | 1.00 | gFull body resistance exercise protocol | Repetitions completed at 12 RM | ↑ (0.87) |
Ali et al. (2013) [57] | 10 M, university-level soccer players | EX (V); 22 °C; 90 min | 0 | 2.9 | Water | 90 | 0.50 | MVC (3.14 and 1.05 rad/s) knee flexion and extension | Peak torque; TW; Abs. mean PO | No effect |
| Â | Â | Â | Â | Â | Â | Â | Â | Knee extension and elbow flexion | Peak torque; mean torque | No effect |
Wilson et al. (2014) [60] | 8 M, licenced jockeys | EX; 20 °C; 45 min | 0 | 1.8 | Water | ~35 | 1.00 | Chest-press and knee flexion | Max. strength | ↑ Chest (5.57) and leg (1.05) max. strength |
Rodrigues et al. (2014) [49] | 10 M, unacclimated, physically active | EX (V); 37 °C; 91 min | 30 | 2.0 | Water | 121 | NS | Knee extension and elbow flexion | Peak torque | Knee extensor peak torque ↑ (0.85) |