Does cannabis make you a worse driver? age matters, says new study

NCT ID NCT04325958

First seen Mar 25, 2026 · Last updated May 07, 2026 · Updated 8 times

Summary

This study looks at how cannabis affects driving in younger (19-25) versus middle-aged (35-45) adults. Half of the 128 participants will be occasional users, and half will be frequent users. They will use a driving simulator to measure weaving and speed after using cannabis.

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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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Contacts and locations

Study contacts

  • Contact

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

  • Contact

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

Locations

  • Centre for Addiction and Mental Health

    RECRUITING

    Toronto, Ontario, M5S 2S1, Canada

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

Conditions

Explore the condition pages connected to this study.