One-Minute movement breaks: a new way to fight obesity?
NCT ID NCT06924346
First seen Jun 27, 2026 · Last updated Aug 18, 2026 · Updated 2 times
Summary
This study tests whether brief, one-minute exercise breaks—called 'exercise snacks'—can improve fitness and health in adults with obesity. Eighty inactive participants aged 35-64 will use a phone app to do personalized movement breaks throughout the day for 12 weeks. The goal is to see if this approach is practical and can boost cardiorespiratory fitness.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- exercise snacks (short movement breaks delivered via mobile app)
- What this could lead to
- If it works, this could offer a simple, flexible way for people with obesity to improve their fitness and heart health without long gym sessions.
- What could go wrong
- This is a small, early feasibility study (80 participants) testing whether people will stick with the program. It may not show clear health benefits or work for everyone.
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
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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
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72 people
The number who actually took part.
- Started
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Jul 2025
- Finished
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Aug 2026
- Lead sponsor
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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
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35 to 64 years
- Sex
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Anyone
- Healthy volunteers
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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 Hide 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 35-64 years. * Habitually engaging in \< 150 min moderate-to-vigorous physical activity per week. * Body mass index 30-45 kg/m2 or 27.5-45 for participants who self-identify as being of Asian or Southeast Asian origin. * Waist circumference: \>88cm for females and \>102cm for males, or \>80 cm for females and \>90 cm for male participants who self-identify as being of Asian or Southeast Asian. * Not currently diagnosed with a cardiometabolic disease (e.g., coronary artery disease, stroke, diabetes, non-alcoholic fatty liver disease). * Taking ≤2 commonly prescribed medications for the prevention of cardiometabolic diseases (e.g., statins, antihypertensives). * Not a current smoker * Cleared to engage in physical activity using the Get Active Questionnaire and, if applicable, consultation with a health care provider or Qualified Exercise Professional. * Access to a computer, tablet or smartphone for intervention delivery and tracking. * Ability to read and write in English. Exclusion Criteria: * Chronic musculoskeletal condition or recent (within 2 years) cardiovascular event preventing participation in exercise. * Lack of internet access. * Angina upon exertion assessed by the Rose Angina Questionnaire. * Prescribed beta-blockers that can compromise the validity of heart rate measurements. during the exercise test. * Have a scheduled surgical procedure within the next 3-4 months that would prevent exercise participation. * Currently participating in another clinical trial that interferes with the study procedures. * Currently pregnant or planning on becoming pregnant during the intervention (i.e., within the next 4 months). * Uncontrolled high blood pressure (\>160/90 mmHg)
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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
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McMaster University
Hamilton, Ontario, Canada
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University of British Columbia Okanagan
Kelowna, British Columbia, Canada
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