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Immersive Tai Chi for Home-Based Exercise in Older Adults: Usability and Feasibility Study
XiaCheng Song1, Nazlena Mohamad Ali1, Mohamad Hidir Mhd Salim1
1Institute of Visual Informatics, National University of Malaysia, Aras 1, Bangi, Selangor, 43600, Malaysia, 60 3 8927 2413.
Virtual reality (VR) and mixed reality (MR) Tai Chi exergames are feasible for older adults, showing high usability and positive experiences. Further research is needed to confirm long-term effectiveness for active aging at home.
Area of Science:
- Gerontology
- Human-Computer Interaction
- Digital Health
Background:
- Physical exercise is vital for active aging, but adherence among older adults is low.
- Virtual reality (VR) and mixed reality (MR) Tai Chi exergames offer novel solutions for home-based exercise promotion.
- These immersive technologies show particular promise for community-dwelling older adults.
Purpose of the Study:
- Evaluate the usability and feasibility of VR/MR Tai Chi exergames for older adults.
- Assess subjective experience, physiological comfort, and objective performance.
- Explore relationships between usability factors and quantify links between accuracy and subjective experience.
Main Methods:
- Recruited 86 community-dwelling older adults; 70 provided valid data after screening.
- Participants were assigned to 1 of 4 VR/MR variants (soothing/intense).
- Primary outcomes included the Game Experience Questionnaire, Virtual Reality Sickness Questionnaire (VRSQ), and gameplay logs.
Main Results:
- The VR/MR Tai Chi game showed good usability and acceptability.
- High scores for positive affect and competence, low scores for challenge.
- Acceptable physiological comfort, though 18.6% were excluded due to VR discomfort.
Conclusions:
- VR/MR Tai Chi exergames are a feasible and attractive option for promoting physical activity in older adults at home.
- Satisfaction may be influenced by novelty; longer-term studies are needed.
- Findings guide design choices and suggest future research in real-world settings.
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