Recently, a group of researchers announced that non-invasive brain imaging could be a more reliable and accurate way to detect cannabis impairment in drivers. The brain’s activity would be observed with imaging equipment using functional near-infrared spectroscopy. With these new techniques, toxicologists and law enforcement will be able to tell whether or not a crash is due to impairment or intoxication.
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Source : Cannabis Breathalyzers Don't Work, Are Brain Scans Next for Marijuana DUI Testing?
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