Key Takeaways

More than 2 in 5 drivers killed in car wrecks tested positive for weed use

Nearly 42% of deceased drivers in Montgomery County, Ohio, had high levels of THC in their blood

However, the rate of drivers killed while stoned did not increase following the 2023 legalization of recreational marijuana

MONDAY, Oct. 6, 2025 (HealthDay News) — More than 2 in 5 drivers were driving while stoned when they died in car wrecks in a major Ohio county, a new study says.

Coroner records show that nearly 42% of drivers who died in motor vehicle collisions during a six-year period tested positive for THC, researchers are to report Tuesday at a meeting of the American College of Surgeons in Chicago.

The deceased drivers had an average THC level of 30.7 ng/mL — far above the 2 ng/mL to 5 n

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