最新的研究表明，年龄在65至75岁的老人使用耐力杠铃锻炼有可能提高他们有关记忆和决策的认知测试分数。
Recent studies have shown, for example, that when seniors from ages 65 to 75 exercise with resistance weights, they can improve their scores on cognitive tests of memory and decision-making.
这些测试先根据个人的年龄、社交记录、犯罪史、以及他所选择的受害者类型等因素指定一个分数。
Typically the tests work by assigning a score to people depending on factors such as their age, the history of their relationships, their criminal past and the type of victims they have chosen.
但是如果告诉你说，你的年龄是45岁，但是你患心脏病的风险是67岁健康人患心脏病的风险，这比那些百分数更好理解。
"If I say you are 45, but you have the risk of an otherwise healthy 67-year-old, 'that somehow gets in our brain better" than a percentage risk, he says.
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