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Phase 2 - Rhythmic Light Therapy for Alzheimer's Disease Patients
Sponsor: Icahn School of Medicine at Mount Sinai
Summary
Participants will randomly be placed into one of four groups and experience one of the four following conditions: (1) a placebo light that provides a 40 hertz (Hz) flicker (rhythmic light \[RL\]); (2) a placebo light with a random flicker (placebo condition for rhythmic light); (3) a light source that will stimulate the circadian system and provides a 40 Hz flicker (RL); or (4) a light source that will stimulate the circadian system and provides a random flicker (placebo condition for rhythmic light). Following a baseline week, participants will experience his/her assigned lighting condition for two hours in the morning for 8 weeks. After a 4-week washout period, a final round of assessments will be obtained. Study assessments (except for the Pittsburgh Sleep Quality Index and Montreal Cognitive Assessment) will be collected at the end of each week, for a total of 8 assessments.
Official title: Phase 2 - The Use of Rhythmic Light Therapy to Entrain Gamma Oscillations and the Circadian System in Patients With Alzheimer's Disease
Key Details
Gender
All
Age Range
55 Years - Any
Study Type
INTERVENTIONAL
Enrollment
120
Start Date
2023-08-22
Completion Date
2027-07-31
Last Updated
2025-06-05
Healthy Volunteers
No
Conditions
Interventions
Circadian-Effective Light
Narrowband blue light
Rhythmic Light
40 hertz (Hz) flicker
Placebo Light
Narrowband red light
Placebo Rhythmic Light
Random flicker for placebo rhythmic effect
Locations (2)
Light and Health Research Center
Menands, New York, United States
Icahn School of Medicine at Mount Sinai
New York, New York, United States