Can pulling an all-nighter reveal how depression hijacks sleep and mood?

NCT ID NCT05497414

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
Running, but no longer taking on new participants.
Completed This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jul 23, 2026 · Last updated Jul 28, 2026 · Updated 3 times

Summary

This study uses brain scans to explore how sleep and mood are connected in people with major depression compared to healthy volunteers. Participants undergo overnight sleep deprivation while researchers measure changes in brain activity, fluid flow, and mood. The goal is to uncover the neural systems that link sleep loss to mood changes in depression.

What this could mean

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

Active substance
overnight sleep deprivation
What this could lead to
If it works, this could point toward new ways to understand and treat mood disorders by targeting sleep.
What could go wrong
This is an early-stage observational study, not a treatment trial. Sleep deprivation can temporarily worsen mood in some people.

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

81 people

The number who actually took part.

Started

Jan 2022

Finished

Mar 2024

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 to 80 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: * Adult aged 18-80 Inclusion criteria for patient cohort only: \- Current diagnosis of major depressive disorder Exclusion criteria: * Must not have ferrous metal implanted in head or body * Must have no history of major head trauma * Must not have implanted electronic devices (e.g., pacemaker, neurostimulator) * Must not be pregnant, suspect they are pregnant, or seeking to become pregnant * Must not be claustrophobic * Must have no piercings or jewelry that cannot be removed * Weight less than 250 pounds * No lifetime history of schizophrenia or any other psychosis disorder, substantial intellectual disability, bipolar disorder, post-traumatic stress disorder or obsessive compulsive disorder * No alcohol or substance abuse or dependence within the past 6 months * No significant personality dysfunction * Must not indicate significant suicide risk. * Must not be taking medications that significantly affect sleep, psychiatric function, blood/vascular function, or anti-inflammatory medications (other than minor NSAID use).

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • Boston University

    Boston, Massachusetts, 02215, United States

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