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Couples' sleep habits may hold key to slowing memory loss

NCT ID NCT05952284

Knowledge-focused Sponsor: University of Utah Source: ClinicalTrials.gov ↗

What the study statuses mean

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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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026

Summary

This study looks at how sleep and daily body rhythms impact memory and thinking skills in couples where one partner has mild memory problems. Researchers will track 340 couples over time using smartphone tests and surveys. The goal is to understand if poor sleep in one partner affects the other's brain health and risk for dementia.

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.

Participants

About 340 people

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

Started

Sep 2023

Expected to finish

Jul 2027

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.

Who is studied

Participants will be married or cohabiting couples recruited from community locations in the United States who meet the study criteria.

Ages

50 years and older

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: * Married or partnered in a romantic relationship, cohabiting for at least two years * age \>50 * smartphone user * one partner meets criteria for cognitive impairment without severe impairment in daytime dysfunction according to telephone screening, while other partner must not meet this criteria for impairment. Exclusion Criteria: * Unstable or severe medical or psychiatric conditions that would interfere with study participation (including but not limited to current cancer treatment, psychosis, history of major stroke, head injury with loss of consciousness \>30 min, other neurologic/systemic illness that may affect cognition, alcohol or other substance abuse) * current use of antipsychotic or anticonvulsant medications * inadequate vision, hearing, or dexterity to participate in the assessment * night shift work \>1x per month (defined as beginning work after 9:00 pm or work in the overnight hours \[12:00 am-5:00 am\])

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Conditions

The condition(s) this trial relates to.

Memory Disorders

As listed by the trial registrant

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

Aging Memory loss

Contacts and locations

Locations

  • University of Utah

    Salt Lake City, Utah, 84108, United States

More trials for these conditions

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