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Tiny activity 'Snacks' may sharpen minds in COPD

NCT ID NCT07702994

Disease control Sponsor: The University of Hong Kong 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 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jul 14, 2026 · Last updated Jul 15, 2026 · Updated 1 time

Summary

This study tests a program called Snacktivity, which involves doing very short bursts of moderate exercise—like brisk walking for 2 to 5 minutes, several times a day—to see if it can improve thinking skills and the ability to manage daily health in people aged 60 and older with COPD. Participants wear an activity tracker and follow a guide for 12 weeks. The program is being culturally adapted for people in Hong Kong through workshops with patients, families, and healthcare professionals.

What this could mean

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

Active substance
a culturally adapted Snacktivity program of short, moderate-intensity physical activity snacks (2-5 minutes, 5-6 times daily) plus a Garmin activity tracker and self-guided manual
What this could lead to
If it works, this could offer a simple, practical way for people with COPD to boost brain function and better manage their own health through brief, frequent physical activity.
What could go wrong
This is an early-stage trial testing feasibility and short-term effects, so results may not be definitive. The program requires daily commitment, and benefits may vary by individual.

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 210 people

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

Expected to start

Jul 2026

An estimate. Start dates often move.

Expected to finish

Jun 2028

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

60 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: 1. Confirmed diagnosis of COPD in accordance with the 2026 Global Initiative for Chronic Obstructive Lung Disease (GOLD) Guideline, with a post-bronchodilator ratio of FEV₁/FVC \< 70%; 2. Aged ≥ 60 years; 3. Clinically stable condition; 4. Score at or below the age- and education-adjusted cutoff (16th percentile) on the Hong Kong Montreal Cognitive Assessment (HK-MoCA) 5-minute Protocol, indicating mild cognitive impairment; 5. No exercise contraindications; 6. No active wrist skin conditions that would prevent wearing an activity tracker (Phase 2 \& 3); 7. Willingness to wear an activity tracker during the intervention (Phase 2 \& 3); 8. Possession of a smartphone capable of receiving instant messages (Phase 2 \& 3); 9. Proficiency in Cantonese or Mandarin; 10. Willingness to provide written informed consent and commitment to trial completion. * Exclusion Criteria 1. Receipt of oxygen therapy for ≥ 15 hours per day or requirement for mechanical ventilation; 2. History of brain injury or stroke; 3. Presence of severe comorbidities including coronary artery disease, severe hepatic or renal dysfunction; 4. Diagnosis of psychiatric disorders, deafness, severely limited physical mobility, or inability to cooperate with trial interventions; 5. For Phase 2 and Phase 3: Use of medications documented to impact cognitive function.

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Conditions

The condition(s) this trial relates to.

chronic obstructive pulmonary disease COPD, severe early onset Motor Activity

As listed by the trial registrant

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

Cognition COPD Physical activity Self-care

How to take part

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  1. 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 ↗

  2. A doctor treating you

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