Phoenix68
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Rhode Island:
THC Concentrations "Unreliable" Indicators Of Driving Impairment
February 12, 2026
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"The detection of THC in biological fluids is not predictive of psychomotor impairment, according to a literature review published in the journal Current Addiction Reports.Rhode Island:
THC Concentrations "Unreliable" Indicators Of Driving Impairment
February 12, 2026
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Researchers at Brown University affirmed: “There are no reliable or practical biochemical or behavioral methods used in real-time with drivers on the road to determine cannabis-induced impairment. … Many studies have found weak or non-existent correlations between THC concentrations in blood, oral fluid, or breath and actual driving performance or impairment.”
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That finding is consistent with the opinions of numerous scientists and traffic safety groups, including the National Highway Traffic Safety Administration and the American Automobile Association."
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