The legalization of medical marijuana in several states had no impact on high school students’ likelihood of experimenting with the drug, a new study suggests.

Researchers looked at marijuana use among youth between 1993 and 2009, a time when 13 states legalized the drug for medical use. They found no correlation between legalization of the drug and increased use among teens in a given state.

In fact, slight drops in teen use were seen in some states where marijuana was legalized.


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