Could flickering lights and tones boost brain function in Alzheimer's?
NCT ID NCT05206305
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests a headset that delivers flashing lights and clicking sounds at 40 times per second (40 Hz) for one hour daily. Researchers want to see if this stimulation improves visual processing and thinking in 20 people aged 60+ with Alzheimer's disease. Participants will have brain wave tests and thinking assessments before and after 8 weeks of use.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
GammaSense Stimulation device (non-invasive light and sound stimulation at 40 Hz)
What this could lead to
If it works, this could point toward a drug-free way to ease cognitive symptoms in Alzheimer's disease.
What could go wrong
This is a very small early study with only 20 people, so results may not apply widely. The device is not a cure and may have no lasting benefit.
Disclaimer
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This is a summary of
the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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University of Tennessee Medical Center
Knoxville, Tennessee, 37920, United States