《美国医学学会杂志》刊登的两项研究报告显示,吸烟者因一种叫做“与年龄有关的斑点变性症”的病症而失明的危险更大。其中的一项对31843名年龄在50至59岁之间的妇女——她们全都是注册护士的调查是在波士顿进行的护士健康调查的一部分。即对这些护士进行了12年 Two studies published in the Journal of the American Medical Association show smokers are at greater risk of being blind due to a condition called “age-related macular degeneration.” One of the 31,843 women aged 50 to 59 - all surveyed as registered nurses - was part of a survey of nurses’ health in Boston. That is, these nurses for 12 years