Health

Medical marijuana cards often sought by existing heavy users

Young adults who seek enrollment in state medical marijuana programs are often those who already use heavily rather than those with mental or physical issues that could be addressed by the drug. That's according to new results ...

Psychology & Psychiatry

Teen marijuana use may have next-generation effects

Substance use at any age has consequences. Studies frequently cite the negative impacts—and occasionally tout some benefits of limited consumption—of alcohol and marijuana.

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