If youre middle-aged and your memorys not what it used tobe, check the bathroom scale, researchers warned, suggestingoverweightpeople tend to score more poorly on tests of memory thantheirthinner peers do.

• 研究人员提醒,如果你已步入中年,发现自己的记忆力不如从前,那么你得小心体重了。研究表明,超重的人记忆测试的得分要比较瘦的人低。