Tag: University of Freiburg

Study: You Can Test Positive for Cannabis on a Hair Test Despite Having Never Used it

A new study published in the journal Scientific Reports, and published online by the U.S. National Institute of Health, has found that hair drug tests for cannabis are entirely inaccurate, as it’s possible for someone to test positive for the substance despite having never consumed it. The study has huge implications, given that; “Hair analysis …

Continue reading