Related Experiment Video
Updated: Jan 7, 2026
10:37
Transcranial Direct Current Stimulation tDCS for Memory Enhancement
Published on: September 18, 2021
15.4K
Dementia Care Research and Psychosocial Factors
Jong-Hyeon Kim1, Sanghun Nam2, Ji-Hyuk Park3
1Yonsei University, Gangwon state, Wonju, Korea, Republic of (South).
Alzheimer'S & Dementia : the Journal of the Alzheimer'S Association
|December 25, 2025
Summary
This study shows that combining dual-task training with transcranial direct current stimulation (tDCS) improved cognitive function in older adults. Further research is needed to confirm effectiveness across all cognitive measures.
Area of Science:
- Gerontology and Cognitive Neuroscience
- Digital Therapeutics and Neurorehabilitation
Background:
- Global population aging increases dementia prevalence, straining healthcare systems.
- Digital interventions offer contactless solutions for cognitive health.
- Dual-task training and tDCS are promising for cognitive enhancement.
Purpose of the Study:
- Evaluate combined dual-task training and tDCS effects on cognition in healthy older adults.
- Provide evidence for synergistic potential in cognitive enhancement.
- Contribute to early dementia prevention strategies.
Main Methods:
- 8-week intervention with weekly 30-minute sessions.
- tDCS targeting the dorsolateral prefrontal cortex (1mA in experimental group).
- Dual-task training (problem-solving, inhibition, working memory) with concurrent stepping, with adjusted difficulty and rest intervals.
Main Results:
- Experimental group showed significant improvement in CIST and K-MOCA scores.
- No significant changes observed in GDS, K-IADL, and AQS for the experimental group.
- Control group showed no significant changes; significant between-group difference in CIST scores.
Conclusions:
- Combined dual-task training and tDCS effectively enhanced cognitive function, particularly CIST scores, in older adults.
- Interventions targeting cognitive decline show potential applicability.
- Further investigation is needed to confirm overall effectiveness across all measures.
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