Mannequins used to practice life-saving CPR aren't diverse enough, doctors have claimed. Researchers want to ditch the reliance on default 'lean white male' models. Doing so will help overcome 'bias' among bystanders and help improve the survival of other groups, they say. This, the team claim, would be done by 'changing the perception of sudden cardiac death' — meaning people recognise it doesn't just happen to white men. Academics from Canada and Argentina found fewer than 10 per cent of mannequins used to promote CPR on social media represented black or Asian people. None were of pregnant women and barely...