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Clinical Trial Summary

This is a randomized placebo-controlled trial to examine the efficacy of two-week bright light therapy for patients with post-COVID-19 fatigue.


Clinical Trial Description

This randomized placebo-controlled trial aims to evaluate the efficacy of BLT in reducing fatigue symptoms after COVID-19 infection. The second aim of the study is to explore the effects of BLT on insomnia, depression and anxiety symptoms. Method: Each eligible participant will be randomized to either i) bright light therapy (BLT) or ii) dim red light (placebo) treatment for 30-minutes daily at their habitual wake time for a total of two weeks. Participants will be evaluated at baseline, 2nd (end of treatment), and 4th week (post-treatment 2-week) for fatigue and other symptoms. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT05677932
Study type Interventional
Source Chinese University of Hong Kong
Contact Joey WY Chan
Phone +852 39197647
Email joeywychan@cuhk.edu.hk
Status Recruiting
Phase N/A
Start date February 15, 2023
Completion date April 30, 2024