In their survey, the anthropologists analyzed the results of four combat sports at the summer games: boxing, tae kwon do, Greco-Roman wrestling and freestyle wrestling.

• 研究者们认为，同样，在体育比赛中，红色也能够在潜意识上对竞争对手产生威慑作用，尤其当竞争双方的技巧和力量都不相上下时。