All Blacks captain Sam Cane says he worries about concussion health risks

Captain says future health a cause for concern but education on the dangers has improved in New ZealandAll Blacks captain Sam Cane is concerned his bouts of concussion may affect his future health but says rugby officials in New Zealand are focused on minimising the risk of head injuries and are leading the way in player welfare.The openside flanker has suffered several concussions, most recently towards the end of Super Rugby Aotearoa, and he is aware of the health issues facing some of his former team mates and opponents. Related: 'A side of me is lost for ever': two more rugby players on th…