Professional wrestler turned doctor Chris Nowinski is only in Australia for a few days, but his views may have serious repercussions for local contact sports.
Source: SMH Sport
Concussion crusader calls for radical changes to Australian sport
Breaking NRL and Super League News
More Stories
Cronulla Sharks eyeing top spot on NRL ladder ahead of Cowboys contest: LIVE
Knights star Dane Gagai ruled out of crucial Bulldogs clash: NRL LIVE
Personal attacks over support for Jennings rock Robinson