An interventional study of Light goggles and Daily reminder test message in Alzheimer's Disease and Mild Cognitive Impairment, sponsored by Icahn School of Medicine at Mount Sinai. Completed at 1 site in United States. Open to participants aged 55 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2025-10-14.
Sponsored by Icahn School of Medicine at Mount Sinai · Not applicable, Interventional, and Treatment
The purpose of this research study is to investigate the relationship between reminder messages sent via text and compliance with a daily morning light intervention designed to advance the circadian clock. Twenty healthy adults will be recruited to participate in a randomized, cross-over study where daily messages are, or are not, provided to remind participants to carry out the intervention.
3,678 studies on the registry are indexed under Alzheimer Disease; 872 are open to participants now.
This study's enrollment of 20 is below the median of 70 across 2,808 interventional studies indexed under Alzheimer Disease.
Browse Alzheimer Disease studies →Icahn School of Medicine at Mount Sinai is the lead sponsor of 764 studies on the registry; 181 are open to participants now.
Of its 121 completed or terminated interventional studies of FDA-regulated products, 82 (68%) have results posted.
Counted across the registry records on this site, refreshed daily.
Exclusion Criteria:
Participants use green light goggles for one hour each morning for two consecutive weeks and also receive a daily text message reminding them to wear the light goggles
Device: Light goggles · Behavioral: Daily reminder test message
Participants use green light goggles for one hour each morning for two consecutive weeks
Device: Light goggles
Green light goggles worn for 1 hour each morning for two weeks
Participants will receive daily text message reminding them to use light goggles each morning
Saliva samples for melatonin levels
Serial saliva samples will be collected to calculate dim light melatonin onset.
Time frame: Baseline and 2-weeks post-intervention for each Arm
Light exposure using the Speck
The Speck light meter will be used to collect overall light exposure.The Speck light meter uses a photosensor to measure the amount of light study participants are exposed to each day.
Time frame: worn all 12 study weeks
Sleep time using actigraphy
Sleep time will be calculated from the actigraph. The wrist actigraph measures activity during the day and how well you sleep at night. The actigraph software will calculate the amount of time spent in bed sleeping.
Time frame: worn all 12 study weeks
Plan to share: No — overall study results will be shared not individual.
No publications or documents are linked to this record.
This study is completed, as verified in Oct 2025. You cannot join it, but the record below documents what was studied.
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Icahn School of Medicine at Mount Sinai