Not every individual who has migraines will experience a headache when exposed to these triggers. If a person is unsure what his or her specific triggers might be, maintaining a headache diary can be beneficial to identify those individual factors which lead to migraine.
Football and ice hockey were the organized sports with the most concussion injuries, and snow skiing, bicycling, and playground injuries accounted for the most concussions occurring from non-team-related activities.
This paper is a revision and update of the recommendations developed following the 1 st (Vienna 2001), 2 nd (Prague 2004) and 3 rd (Zurich 2008) International Consensus Conference on Concussion in Sport and is based on the deliberations at the 4 th International Conference On Concussion In Sport held in Zurich, November 2012. 1â3