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Can a HappyLight soothe dementia symptoms? new study aims to find out

NCT ID NCT07488195

Symptom relief Sponsor: Mayo Clinic 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 This study
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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 17, 2026 · Updated 2 times

Summary

This pilot study will test whether bright light therapy can help reduce behavioral and psychological symptoms like agitation in people with dementia. Researchers plan to enroll 70 adults on inpatient units at Mayo Clinic. Participants will receive 60-minute sessions of light therapy three times daily for five days using a Verilux HappyLight. The main goals are to see if the approach is feasible, acceptable, and tolerable.

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 therapy (Verilux HappyLight)
What this could lead to
If it works, this could point toward a simple, drug-free way to ease agitation and other behavioral symptoms in people with dementia.
What could go wrong
This is a very small pilot study focused on feasibility, not effectiveness. It may not show clear benefits, and results may not apply to all dementia patients.

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

About 70 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Aug 2026

An estimate. Start dates often move.

Expected to finish

Dec 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

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

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * Adult patients admitted on the inpatient Domitilla 3D or 4D unit. * Documented diagnosis of dementia or suspected major neurocognitive disorder. * Presence of BPSD symptoms either clinician documented in EHR or assessed through CMAI-O form * Have patient consent or have a LAR able to sign the consent on behalf of the patient. Exclusion Criteria: * Macular degeneration, blindness, or photosensitivity * Patients that do not have capacity to consent and do not have a legally authorized representative to consent on their behalf * Recent eye surgery * Bipolar disorder * Pregnancy

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Conditions

The condition(s) this trial relates to.

dementia

As listed by the trial registrant

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

Dementia

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Mayo Clinic in Rochester

    Rochester, Minnesota, 55905, United States

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Other studies related to the condition(s) this trial covers.