Marijuana Use Lowers Risk Of Domestic Violence In Married Couples, Study Finds (huffingtonpost.com)

Past research has indicated that couples who abuse substances are at a greater risk for divorce, in part because substance abuse often leads to an increase in domestic violence.
However, new research has found that when it comes to marijuana use, the opposite effect occurs: couples who frequently use marijuana are actually at a lower risk of partner violence.
http://www.huffingtonpost.com/2014/08/25/marijuana-study_n_5711217.html, 25.8.2014