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Light at the end of the tunnel: special glasses may boost brain health in older vets

NCT ID NCT05631236

Symptom relief Sponsor: VA Office of Research and Development Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jul 22, 2026 · Updated 2 times

Summary

This study tests whether wearing bright light glasses can improve sleep, thinking, and physical strength in older veterans. The glasses emit a special blue light that may help reset the body's internal clock. Researchers will measure sleep quality, balance, and coordination in 43 participants to see if this simple home-based approach can reduce frailty and boost cognitive resilience.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
bright light glasses (AYO Glasses)
What this could lead to
If it works, this could point toward a simple, home-based treatment to improve sleep, thinking, and physical function in older adults.
What could go wrong
This is a very small pilot study with only 43 participants, so results may not apply widely. The treatment is not yet proven to work for frailty or cognition.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

43 people

The number who actually took part.

Started

Jan 2024

Expected to finish

Jun 2027

An estimate. End dates often move.

Lead sponsor

A government agency

The lead sponsor is a US federal agency other than the NIH.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

60 to 85 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Participants studied in this project will include 30 men and 5 women of any race who are community dwellers * The investigators seek to recruit relatively healthy individuals that may or may not exhibit early-stage co-morbidities Exclusion Criteria: * The investigators will exclude individuals without sleep disturbances (PSQI \>5) * Are morbidly obese (BMI \> 40) * Exhibit severe or advanced co-morbidities, or have cognitive impairment

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Conditions

The condition(s) this trial relates to.

dementia Frailty

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Veteran aged 65 and older

Contacts and locations

Locations

  • Kansas City VA Medical Center, Kansas City, MO

    Kansas City, Missouri, 64128-2226, United States