© 2024
NPR News, Colorado Stories
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations

Study Links Early Marijuana Use to Later Drug Dependency

A new study in The Journal of the American Medical Association supports the "gateway drug theory," which states that early marijuana use increases the likelihood of using other drugs or becoming dependent on drugs or alcohol. NPR's Vicky Que reports.

Copyright 2003 NPR