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Behavioral Intervention

Light Therapy for Sleep Disorders and Cognitive Impairment

Phase 4
Waitlist Available
Research Sponsored by Stanford University
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Be older than 65 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up 6 months
Awards & highlights

Study Summary

This trial will test if bright light can help older people sleep better & improve cognitive abilities.

Who is the study for?
This trial is for individuals over the age of 65 who are experiencing mild cognitive impairment. It's not suitable for those with unstable psychiatric or medical conditions, severe depression, or an acute infection.Check my eligibility
What is being tested?
The study is testing whether scheduled bright light therapy in the morning and afternoon can help improve sleep quality and reduce sleep fragmentation in older adults with mild cognitive impairment.See study design
What are the potential side effects?
Light therapy is generally safe but may cause eyestrain, headache, nausea, irritability or agitation. People with certain eye diseases should be cautious as it might exacerbate their condition.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~6 months
This trial's timeline: 3 weeks for screening, Varies for treatment, and 6 months for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Sleep fragmentation
Secondary outcome measures
Cognition
Mood

Trial Design

2Treatment groups
Experimental Treatment
Active Control
Group I: Stepped careExperimental Treatment1 Intervention
One hour of daily bright light exposure in the afternoon
Group II: Standard of careActive Control1 Intervention
One hour of daily bright light exposure beginning one hour after wake time.
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Light therapy
2004
N/A
~250

Find a Location

Who is running the clinical trial?

Stanford UniversityLead Sponsor
2,390 Previous Clinical Trials
17,340,607 Total Patients Enrolled
9 Trials studying Mood Disorders
509 Patients Enrolled for Mood Disorders
National Institute on Aging (NIA)NIH
1,671 Previous Clinical Trials
28,016,943 Total Patients Enrolled
1 Trials studying Mood Disorders

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Are geriatric individuals being invited to participate in this clinical trial?

"In accordance with the eligibility criteria, participants must have attained 65 years of age or more and cannot exceed 99."

Answered by AI

Are there any unfilled openings for participants in this research project?

"Unfortunately, the clinical trial information hosted on clinicialtrials.gov mentions that this study is no longer actively recruiting participants; nonetheless there are 855 other medical trials currently taking in patients. This research was first published June 1st 2026 and had its last update recorded August 23rd of 2023."

Answered by AI

Is Stepped care an efficient and risk-free method of treatment?

"The safety of stepped care, which is an approved intervention according to phase 4 criteria, was rated a 3 by our Power team."

Answered by AI

Who is able to sign up for participation in this research endeavor?

"To qualify for this trial, individuals between 65 - 99 years old who are suffering from a mood disorder and Mild cognitive impairment must be recruited. The need is for 120 participants in total."

Answered by AI

Who else is applying?

What site did they apply to?
Stanford University
What portion of applicants met pre-screening criteria?
Did not meet criteria

Why did patients apply to this trial?

I have terrible insomnia.
PatientReceived 2+ prior treatments
Recent research and studies
clinicaltrials.govStudy
Light and Sleep Fragmentation
Jamie M. Zeitzer, Ph.D. 2026. "Light and Sleep Fragmentation". ClinicalTrials.gov. https://clinicaltrials.gov/ct2/show/NCT06009289.
~80 spots leftby May 2028
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