# Does Weed Help Sleep? Study Finds No

> New research shows medical marijuana doesn't improve sleep for insomnia sufferers.
- Title: Does Weed Help Sleep? Study Finds No · VICE | Shortify
- Summary: New research shows medical marijuana doesn't improve sleep for insomnia sufferers. A Cochrane Library review found no reliable evidence that medical…
- Keywords: cochrane library, medical marijuana, insomnia, sleep, randomized clinical trials, placebo, news, culture, Does, Weed, Help, Study
- Source: VICE — https://vice.com/en/article/does-weed-actually-help-you-sleep-heres-what-a-new-study-says
- Author: Luis Prada
- Published: 2026-10-18T02:12:12+00:00
- Read time: 1 min
- Topics: cochrane library, medical marijuana, insomnia, sleep, randomized clinical trials, placebo, news, culture
## New Study on Weed and Sleep
A Cochrane Library review analyzed nine randomized clinical trials with 537 participants.
## No Sleep Benefits Found
Medical marijuana showed no clinically meaningful improvements in sleep time or quality compared to placebo.
## Common Side Effects
Users experienced mild side effects like dry mouth and dizziness instead of better sleep.
## Research Limitations
Small sample sizes and varied weed products make current evidence unreliable for sleep treatment.
## Key takeaway

A Cochrane Library review found no reliable evidence that medical marijuana helps insomnia or sleep quality.