Public opinion of marijuana has improved greatly with more then half of states now having the drug legalized in some fashion. This sudden swing in favorability is matched by the growing erroneous belief of the public that marijuana is relatively benign, especially compared to currently legal substances. This is effective yet extremely flawed logic that greatly hinders the spreading of actual scientific evidence on the dangers of pot. One such dangers is the increased risk of heart attack. We have curated some stories and studies on this danger which you can find below.