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NIDA Notes Articles: Marijuana

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Drug Use and Its Consequences Increase Among Middle-Aged and Older Adults

July 2019
The spread of marijuana use and the opioid epidemic over the past 10 years have affected middle-aged and older Americans. In addition, prescription opioid and benzodiazepine misuse increased older adults’ risk of suicidal thoughts.

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THC Exposure in Adolescence Disrupts Brain Maturation in Animals

August 2019
Exposing adolescent rats to THC disrupted normal maturation of a key set of neurons in a brain area that corresponds to the human prefrontal cortex. The disruptions produced structural differences that resemble patterns which have been observed in people with addiction and schizophrenia.

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