I'll admit outright that the DailyMail is a rag unfit to line bird cages with, but this article (and the Venn Diagram) are interesting considering ChrisChan and his concepts of "Stress" / Stressors.
http://www.dailymail.co.uk/sciencet...d-injuries-common-murderers-study-claims.html
http://www.dailymail.co.uk/sciencet...d-injuries-common-murderers-study-claims.html