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Marijuana messes with your driving for longer than you think

Carkey and Marijuana
February 5, 2024 Sumathi Reddy of The Wall Street Journal spoke with Dr. Tom Marcotte about his study on impaired driving that was published in JAMA Psychiatry. With recreational marijuana being legal in more than two dozen states, researchers and doctors agree that users should wait longer than they think to drive after smoking or ingesting marijuana. Read the full article here.

© 2026, Center for Medicinal Cannabis Research
University of California, San Diego | cmcr@ucsd.edu | HNRP |
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