Artigo Acesso aberto Revisado por pares

Factors influencing dynamic prioritization during dual-task walking in healthy young adults

2012; Elsevier BV; Volume: 37; Issue: 1 Linguagem: Inglês

10.1016/j.gaitpost.2012.05.031

ISSN

1879-2219

Autores

Valerie E. Kelly, Alexis J. Eusterbrock, Anne Shumway‐Cook,

Tópico(s)

Physical Activity and Health

Resumo

Appropriate prioritization during dual-task walking is necessary to achieve task goals and maintain walking stability. We examined the effects of increased walking task difficulty on dual-task walking prioritization in healthy young adults. Walking under simple usual-base conditions was similar between equal-focus and cognitive-focus instructions, but these differed from walking-focus instructions, consistent with cognitive task prioritization. In contrast, narrow-base walking was similar between equal-focus and walking-focus instructions, but these differed from cognitive-focus instructions. This shift in prioritization with increasing walking task difficulty suggests that prioritization is dynamic and flexible.

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