Effects of Moderate Fatigue on Balance Control
Author Information
Author(s): Simoneau Martin, Bégin François, Teasdale Normand
Primary Institution: Groupe de Recherche en Analyse du Mouvement et Ergonomie, Faculté de Médecine, Division de kinesiology, Université Laval, Québec, Canada
Hypothesis
Moderate fatigue induced by fast walking will challenge dynamic balance control and increase attentional demands.
Conclusion
Moderate fatigue initially negatively impacts balance control, but subjects can adapt by increasing their action frequency and cognitive resource allocation.
Supporting Evidence
- Moderate fatigue led to an immediate decrement in balance control performance.
- Subjects improved their tracking performance across fatigue periods.
- Fatigue increased attentional demands for the balance task.
Takeaway
When people get tired from walking fast, they might struggle to keep their balance at first, but they can learn to adjust and do better over time.
Methodology
Subjects performed a dynamic balance task and a reaction time task before and after periods of moderate fatigue induced by fast walking on a treadmill.
Potential Biases
Participants were not familiar with the purpose of the experiment, which may have influenced their performance.
Limitations
The study had a small sample size and did not analyze the effects of fatigue on balance control in real-world scenarios.
Participant Demographics
Ten healthy young adults (6 males, 4 females; mean age 22.6 years).
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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