Table 1. Characteristics of the Endurance and Resistance Training Interventions in Huntington’s Disease Patients.
| Duration | Frequency | ET | RT | |||||
|---|---|---|---|---|---|---|---|---|
| ET Intervention | ET Duration | ET Intensity | RT Intervention | RT Duration | RT Intensity | |||
| Busse et al.27 | 12 weeks | 1×/week (c) 2×/week (h) | Cycling CLT (c) walking (h) | 20–30 min (c) 10–30 min (h) | 55–75% of predicted HRmax (c) Borg value: 3–4 (h) | Leg press, leg extension, lat pulldown, hamstring curl, calf raises | 40 min (c) | 2×8–12 repetitions 60–70% 1RM, progressive |
| Khalil et al.28 | 8 weeks | 3×/week | Gradual progressive walk program | 30 min | Light subjective exercise intensity | Circuit resistance training and strengthening exercises | n.r. | Gradually increase number of repetitions and increase difficulty of exercises |
| Dawes et al.29 | 12 weeks | 1×/week (c) 2×/week (h) | Cycling CLT (c) walking (h) | 20–30 min (c) 10–30 min (h) | 55–75% of predicted HRmax (c)Quickly but still able to talk (h) | Leg press, leg extension, lat pulldown, hamstring curl, calf raises | n.r. | 2×8–12 repetitions, progressive |
| Quinn et al.30 | 12 weeks | 3×/week | Cycling CLT | up to 30 min | 65-85% of age predicted HRmax | Chair stand, seated wood chop, plank by wall, chair lunge | 10–15 min | 2×10–15 repetitions, progressive |
| Frese et al.31 | 26 weeks | 3×/week | Cycling CLT and/or HIIT | 30–50 min | 65% VO2peak (CLT) 90–95% HRpeak/70–85% VO2peak (HIIT) | – | – | – |
| Mueller et al.32 | 26 weeks | 3×/week | Cycling CLT and/or HIIT | 30–50 min | 65% VO2peak (CLT) 90–95% HRpeak/70–85% VO2peak (HIIT) | – | – | – |
Abbreviations: 1RM, One-repetition Maximum; (c), Supervised Session at Clinic; (h), Session at Home; CLT, Constant-load Training; ET, Endurance Training; HIIT, High-intensity Interval Training; HR, Heart Rate; min, Minutes; n.r., Not Reported; RT, Resistance Training.