males competing against males are also at risk by taking a ball to the head :). I think male female trans etc . can compete if analysed by sports branch basis.

males competing against males are also at risk by taking a ball to the head :). I think male female trans etc . can compete if analysed by sports branch basis. Male x female in contact sports like karate boxing taekwondo is not fair. However i think the difference is negligible in shooting, archerty, curling etc.