As if the game is already not physically tough, fights, such as this one between Philadelphia Flyers' Jody Shelley, left, and New York Rangers' Derek Boogaard, can cause even more traumatic head injuries. Boogaard died age 28 from an accidental drug and alcohol overdose while recovering from a concussion on May 13, 2011.
As if the game is already not physically tough, fights, such as this one between Philadelphia Flyers' Jody Shelley, left, and New York Rangers' Derek Boogaard, can cause even more traumatic head injurShow more

NHL enjoys some sunshine after the storm