Author: Christopher Ingraham, The Washington Post

Following legalization, the rate of adolescent marijuana use in Colorado has fallen to its lowest level in nearly a decade, according to new federal survey data. State-level numbers from the National Survey on Drug Use and Health show that a little more than 9 percent of Colorado teens age 12 to 17 used marijuana monthly in…

Marijuana legalization in Colorado led to a “reversal” of opiate overdose deaths in that state, according to new research published in the American Journal of Public Health. “After Colorado’s legalization of recreational cannabis sale and use, opioid-related deaths decreased more than 6% in the following 2 years,” write authors Melvin D. Livingston, Tracey E. Barnett, Chris Delcher and…