A Mifflinburg mother was charged with sharing her medical marijuana vape pen with her “very hyper and high-strung” 15-year-old son almost daily for four to five months, according to the Mifflinburg ...

A major collaboration between UC San Diego and 23andMe identified genes that shape cannabis use behaviors. The study linked the CADM2 and GRM3 genes to cannabis use and connected these patterns to ...

Nearly 1 in 5 young adults use cannabis products to get to sleep. Can marijuana help you sleep?

As more people explore marijuana for medical use, Stanford Medicine scientists warn that older adults should be particularly ...

Millions of Americans use weed to treat chronic pain, but there's little high quality research on whether it works. New ...

People who use both cannabis and tobacco show distinct brain changes compared to those who use cannabis alone, according to a ...

Changing cannabis use frequency may predict changes in binge drinking frequency among young adults, according to a new study that illuminates shifts in substance use across early adulthood. The ...

A new study from the University of Michigan, published in JAMA Pediatrics, found that 22% of U.S. adults ages 19 to 30 ...

Gas station vape pens are the latest instruments fueling the overdose crisis, and young people are paying the price.

Research indicates 47% of regular cannabis users will experience withdrawal symptoms when they stop using. Here are the most ...

Cannabis use has increased in the U.S., including among pregnant and lactating individuals. Updated guidance recommends that providers perform universal screening for cannabis use by interview, ...