Researchers examined the association between cannabis dispensary openings and opioid dispensing among commercially insured ...

A lower court ruled that unless a gun owner is currently high, past drug use doesn’t violate the Second Amendment. The ...

Michigan State University has found that cannabis use occurs in at least one in six pregnancies in Michigan and is as high as ...

Cannabis users experienced similar transplant evaluation and posttransplant outcomes as nonusers, indicating cannabis use ...

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

Experts say there are some components of the cannabis plant “that appear to be helpful for some people with regard to sleep." ...

Marijuana appears 'to actually disrupt sleep in the long term,' researchers say. There are healthier ways to get some rest.

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

State-based legalization of cannabis is linked to a significant increase in use among individuals with psychosis.

People who use both cannabis and tobacco show unique brain chemistry linked to higher anxiety, depression, and difficulty quitting.

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 ...