《美国老年医学会杂志》上发表的一项新研究通过考察246名孩子的性格特征研究了这个问题，这些孩子都是100岁以上老人的后代。

A new study in the Journal of the American Geriatrics Society looked at this question by examining the personality characteristics of 246 children of people who had lived to be at least 100.

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研究人员还发现，伴随有老年性黄斑退行性改变或者白内障的老人比没有这些视力问题的老人更容易发生听力损害。

The researchers also found that both those suffering age-related macular degeneration and cataracts were more likely to suffer hearing loss than those without these disorders.

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老人学是一门研究衰老的社会、心理和生物问题的学科。

Gerontology is the study of the social, psychological and biological aspects of aging.

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