Is outdoor exercise safe for kids in polluted cities? new study aims to find out.
NCT ID NCT07431021
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looks at how short-term exposure to air pollution affects children's breathing. Around 330 children from London schools will either take a science lesson or do physical education outdoors. Researchers will measure lung function and immune responses to see if exercising in polluted air is worse than resting.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- What this could lead to
- If successful, this could help guide recommendations on when it is safe for children to exercise outdoors in polluted areas.
- What could go wrong
- This is an observational study, not a treatment trial. Results may not apply to all children or regions with different pollution levels.
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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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Faculty of Medicine and Dentistry
RECRUITINGLondon, E1 2AB, United Kingdom
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