Deaths from opioids like morphine, oxycodone, and heroin have decreased by almost 25 percent in the 23 states where medical marijuana has been legalized, according to the Orlando Sentinel.
The analysis, published in JAMA Internal Medicine and using Centers for Disease Control and Prevention data, comes just months before Florida voters decide whether to legalize cannabis for medical use.
Researchers say they are unclear exactly why the rates dropped, the Sentinel reports.