Bright light therapy shows promise for Parkinson's sleep and mood
NCT ID NCT05524961
First seen Mar 27, 2026 · Last updated May 14, 2026 · Updated 9 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 receive bright light, a placebo light, or an active control. The goal was to see if this simple, non-drug approach could ease common symptoms like sleepiness and depression.
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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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