Long-term Study Questions Marijuana’s Sleep Benefits

WHO:

The Washington Post - The article describes research on cannabis and sleep; it does not name the researchers or study participants.

Drudge Report - The headline refers to a 35-year study but does not identify researchers or participants.

WHAT:

The Washington Post - A 35-year study challenges the belief that marijuana is good for sleep.

The Washington Post - The article says new research suggests cannabis may not improve sleep quality and may worsen sleep in some cases.

Drudge Report - The headline says a 35-year study challenges the belief that marijuana is good for sleep.

WHEN:

The Washington Post - The study duration is described as 35 years.

Drudge Report - The study duration is described as 35 years.

WHY:

The Washington Post - The research challenges the belief that marijuana improves sleep because it suggests cannabis may not improve sleep quality and may worsen it in some cases.

(UPDATED October 30, 2026 13:08 UTC)

A 35-year study challenges the long-held belief that marijuana is good for sleep. New research suggests cannabis may not improve sleep quality, despite its reputation as a sleep aid. In some cases, the findings indicate cannabis may actually worsen sleep.