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Brain fog fix? training attention may help Long-Covid sufferers think clearer.

NCT ID NCT06503874

Symptom relief Sponsor: Shirley Ryan AbilityLab 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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a virtual attention training program for 58 adults with Long-Covid brain fog. The goal was to see if the program is feasible and improves focus and thinking. Participants completed sessions online, and researchers measured attention changes before and after training.

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

58 people

The number who actually took part.

Started

Mar 2024

Finished

Mar 2026

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 75 years

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: * Aged 18-65 years. Live in the Chicagoland area * A history of confirmed SARS-CoV-2 infection. * Subjective reports of cognitive symptoms that interfere with everyday activities, starting on or shortly after SARS-CoV-2 infection. * Continuation or development of Long-Covid brain fog 3 months after the initial SARS-CoV-2 infection, with these symptoms lasting for at least 2 months with no other explanation. * Objective attentional deficits as measured by the Conners CPT-312, and/or the Digit Span subtest (WAIS- III13). * Able to use a keyboard. * Able to understand and communicate in English. * Able to consent independently. Exclusion Criteria: * Being hospitalized due to COVID-19 diagnosis for more than 3 days. * Pre-morbid neurological conditions that could potentially affect cognition, such as Parkinson's Disease, Alzheimer's Dementia, acquired brain injury. * Severe depression. * Currently enrolled in cognitive training or physical exercise training. * Receiving chemotherapy or radiation within last 6 months. * Active substance abuse.

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Conditions

The condition(s) this trial relates to.

COVID-19 long COVID-19 Mental Fatigue

As listed by the trial registrant

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

Long COVID

Contacts and locations

Locations

  • Shirley Ryan AbilityLab

    Chicago, Illinois, 60611, United States

More trials for these conditions

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