澳门新永利国际平台登录:Playing the power game

2019-03-07 03:16:01

RUGBY players really are getting bigger—and the larger they get, the more successful they are. Tim Olds from the University of South Australia, Adelaide, looked at the height, weight and body shape of 843 rugby union players between 1905 and 1999. He found players were 2.6 kilograms heavier per decade, well above the population average of 1 kilogram per decade. And the rate of growth was 3 to 4 times faster after 1975,