Teen cannabis users have poor long-term memory in adulthood

Teens who were heavy marijuana users — smoking it daily for about three years — had an abnormally shaped hippocampus and performed poorly on long-term memory tasks, reports a new study. The hippocampus is important to long-term memory, which is the ability to remember life events. The brain abnormalities and memory problems were observed during the individuals’ early twenties, two years after they stopped smoking marijuana. —> Read More