The article presents two reports on injuries that were published in separate journals. One report in the May 17, 2011 issue of the "Canadian Medical Association Journal" (CMAJ) concerns a prospective study by the National Hockey League Players Association on the mechanisms of concussive head injuries. A report in the May 2011 issue of "Ontario Medical Review" looks into the injuries involving children. Data show that most deaths in children are caused by roadway traffic accidents.