Study: Teens’ brains change after using marijuana just once or twice

May 4, 2022

Primitive pot: Earliest evidence of cannabis smoking discovered from residue in ancient incense burners

May 3, 2022

Medical marijuana doesn’t help reduce deaths from opioid overdoses, study finds

June 21, 2026

Cannabis use skyrocketing among older adults, but stigmas still persist

May 2, 2022

Legalized marijuana led to increase in car accidents, injuries, study finds

June 21, 2026

Effects from vaping marijuana worse than smoking for people who don’t use often, study finds

May 2, 2022

Is weed a workout wonder drug? Study finds marijuana may make exercise more enjoyable, boost recovery

May 1, 2022

Munchie myth: Marijuana users less likely to be overweight, study finds

June 21, 2026

Cannabis is a safe, effective treatment for autism in young children, study finds

June 21, 2026

Millions of Americans may be finding, buying marijuana products online

June 21, 2026

Does the bad outweigh the good with longterm cannabis use? Effects on brain leave it up for debate

June 21, 2026

Many parents who smoke marijuana expose kids to secondhand smoke unwittingly, study finds

April 14, 2022