Search results for "heavy cannabis use"
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Adverse effects of heavy cannabis use: even plants can harm the brain.
2020
The spread of laws legalising cannabis for medicinal or recreational use has been accompanied by more relaxed attitudes towards cannabis. Data from the United States show that in states that have legalised cannabis, prevalence of daily, weekly, and monthly cannabis use was 11.3%, 18.3%, and 25.0% respectively, whereas in countries where it is still illegal, it was lower (7.4%, 11.6%, and 16.8% respectively). Evidence indicates a trend of increase among adolescents, a particular vulnerable category for the initiation of substance use. In parallel, we have seen the concentration of THC (D-9-tetrahydrocannabinol) in the cannabis sold both in the United States and in Europe rising and those typ…