Can a quick bike ride beat stress? study tests best exercise intensity
NCT ID NCT06245538
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looked at how a single session of cycling at moderate or vigorous intensity affects stress markers, inflammation, and brain activity in 24 healthy adults and those with mild stress symptoms. Participants did 20 minutes of seated rest, moderate cycling, or vigorous cycling on separate days. Researchers measured changes in brain blood flow, stress-related blood biomarkers, and working memory performance. The goal is to understand which exercise intensity offers the best short-term benefits for stress and brain health.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- physical exercise (cycling at moderate or vigorous intensity)
- What this could lead to
- If successful, this could help identify the best exercise intensity for reducing stress and improving brain function in people with mild stress symptoms.
- What could go wrong
- This is a small, completed study with only 24 participants, so results may not apply to everyone. It looks at short-term effects, not long-term benefits.
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
-
24 people
The number who actually took part.
- Started
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Feb 2024
- Finished
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Oct 2025
- 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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20 to 40 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: Participants experiencing sub-clinical levels of stress-related symptoms: * Age: 20-40 years * Absence of contraindications to physical exercise * Do not participate in any other study * Total score on the self-assessment scale 4-factor Shirom-Melamed Burnout Measure-19 lower than or equal to 4.00 Exclusion Criteria: * Medical contraindication to catheterization of the antecubital vein and blood sampling * Dementia * Alcohol abuse * Smoking * Chronic medication that is considered to affect study outcomes * Chronic disease/syndrome such as migraine, fibromyalgia, chronic fatigue syndrome, bipolar syndrome, high blood pressure, cardiovascular disease, chronic obstructive pulmonary disease (COPD) or other lung disease * Post-COVID * Other somatic diseases, disorders, or injuries that may affect the physical ability during physical exercise
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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
-
The Swedish School of Sport and Health Sciences
Stockholm, 11433, Sweden
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