Can a bright light lift mood and sleep in Parkinson's?
NCT ID NCT05524961
First seen Mar 27, 2026 · Last updated May 21, 2026 · Updated 12 times
Summary
This study tested whether bright light therapy can improve daytime sleepiness and mood in people with Parkinson's disease. 69 participants were randomly assigned to bright light, a placebo light, or an active control. The goal was to see if light exposure could ease these common symptoms without medication.
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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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Locations
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The Chinese University of Hong Kong
Hong Kong, Hong Kong
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