The head of the nation’s top federal drug research agency says that she’s yet to see evidence that occasional marijuana use by adults is harmful.
National Institute on Drug Abuse (NIDA) Director Nora Volkow made the remarks in an interview with FiveThirtyEight that was published on Tuesday. It’s a notable admission given that the agency has historically gone to great lengths to highlight the potential risks of cannabis consumption.
“There’s no evidence to my knowledge that occasional [adult] marijuana use has harmful effects. I don’t know of any scientific evidence of that,” Volkow said. “I don’t think it has been evaluated. We need to test it.”
The quote stood out in an article that generally attempts to highlight possible risks of cannabis use while providing an overview of studies that run the gamut on marijuana health impacts. Volkow also said she found it “surprising” that research has indicated that cannabis consumers tend to have a lower body mass index (BMI).
“BMI is lower in marijuana users, and that was very surprising, and yet we know that high BMI, particularly the older you get, can have negative effects,” she said. “This is why we need to study it.” […]