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.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

acute asthma Motor Activity respiratory system disorder

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Faculty of Medicine and Dentistry

    RECRUITING

    London, E1 2AB, United Kingdom

    Contact Phone: •••-•••-•••• Email: •••••@•••••