THC's snooze effect: new study puts sleep under the microscope

NCT ID NCT03560934

First seen Feb 05, 2026 · Last updated May 01, 2026 · Updated 10 times

Summary

This early-phase study looked at how THC (the active ingredient in marijuana) affects sleep. Researchers gave 10-60mg of oral THC to 18 people who either used cannabis frequently or rarely. They measured sleep stages, thinking skills, and heart health in a sleep lab over several days.

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Contacts and locations

Locations

  • Oregon Health & Science University

    Portland, Oregon, 97239, United States

Conditions

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