Marijuana remains illegal in all US states for people under the age of 18.
Teenagers are less likely to use cannabis in US states where the drug has been legalised, a new study suggests.
Researchers at Montana State University in Bozeman, Montana, analysed annual national Youth Risk Behaviour Surveys from 1993 through to 2017.
The reports included questions about marijuana use and listed responses from 1.4m high school students.
During that time period, 27 states legalised medical marijuana while seven states legalised cannabis for recreational purposes.
– Read the entire article at Independent News.