Christian Day wants rugby dressing rooms to be safe places for those who need to call out doping.
The former Northampton Saints and Sale Sharks star, who won two Premiership titles in a decorated career, did not have concerns about rivals or team-mates doping during his time at the top of the sport.
But the 38-year-old believes cultures and structures need to be in place for team-mates to blow the whistle should they need to.
