Dr. Smita Das often hears the same myth: You can’t get hooked on pot .

And the misconception has become more widespread as a growing number of states legalize marijuana . Around half now allow recreational use for adults and 40 states allow medical use.

But “cannabis is definitely something that someone can develop an addiction to,” said Das, an addiction psychiatrist at Stanford University.

It’s called cannabis use disorder and it’s on the rise, affecting about 3 in 10 people who use pot, according to the U.S. Centers for Disease Control and Prevention.

Here’s how to know whether you or a loved one are addicted to marijuana — and what kinds of treatment exist.

How to identify signs of cannabis use disorder

If pot interferes with your daily life, health or relationshi

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