Over time, marijuana use may dampen the brain’s response to reward

Screen Shot 2016-08-02 at 10.53.54 AM7/6/16–Recreational cannabis use over time may damage the brain’s response to monetary rewards, viagra suggests a new study published in JAMA Psychiatry. Study author and neuroscientist Mary Heitzeg says, “Our findings challenge this growing perception that marijuana use is not harmful by demonstrating an association between marijuana use and changes in the functioning of the brain reward system over time.” Read