Adolescents with cannabis use disorder have higher risks for later development of psychiatric disorders
The ongoing legalization of cannabis in the United States has elicited cheers, boos and a host of questions. How much is safe? Isn't it just a plant? What are the long-term effects of chronic use?

<p>The ongoing legalization of cannabis in the United States has elicited cheers, boos and a host of questions. How much is safe? Isn't it just a plant? What are the long-term effects of chronic use?</p>