Red alert: How the colour of your hair determines your pain threshold (and gingers have it worst than the rest)

So DO red heads feel more pain Scientists set out to discover truth of controversial theory | UPDATED: 07:00 GMT, 26 March 2012 Red alert: Red-heads such as Karen Gillam, who plays Amy Pond in Doctor Who, may suffer more pain than their blond or black-haired companions Redheads can have a tough time of it as they go through life.