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Does the interference phenomenon affect strength development during same-session combined rehabilitation program in
Laura Pavlin1,2, Annie Rodriguez2,3, Isabelle Ohresser2
1DMEM, UMR866, INRAE, University of Montpellier, Montpellier, France.
Seminars in Dialysis
|November 9, 2021
Summary
Combined rehabilitation exercises in hemodialysis patients do not cause interference effects. Alternating resistance and endurance training within the same session is effective for improving strength and physical performance.
Area of Science:
- Exercise Physiology
- Nephrology
- Rehabilitation Medicine
Background:
- Hemodialysis patients often experience muscle weakness and reduced physical function.
- Combined exercise programs aim to improve neuromuscular function in this population.
- The potential for interference between resistance and endurance exercise needs investigation.
Purpose of the Study:
- To determine if combined resistance and endurance training within the same session causes an interference effect in hemodialysis patients.
- To compare the effects of continuous versus discontinuous combined training on neuromuscular gains.
Main Methods:
- 16-week exercise intervention with patients undergoing hemodialysis.
- Two groups: continuous (CONT) training (both exercises every session) and discontinuous (DISC) training (alternating weeks).
- Evaluated Short Physical Performance Battery (SPPB), balance, handgrip, and quadriceps strength.
Main Results:
- High adherence (>90%) in both CONT and DISC groups.
- Significant improvements in SPPB, balance, handgrip, and quadriceps strength in both groups.
- No significant difference in gains between CONT and DISC training, indicating no interference effect.
Conclusions:
- Same-session combined training does not induce an interference effect in hemodialysis patients.
- Temporal separation of exercises does not optimize strength gains.
- These findings support alternating endurance and resistance exercises for rehabilitation in hemodialysis patients.
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