正常的、经常的性生活有养颜之功效,这就是本文的主题。这是一个叫David Weeks的神经心理学家10年的研究成果。10年间,他调查的对象达3500人,年龄从18岁到102岁,地域从欧洲到美国。但是,本文所以能被我们接受,其中一个重要原因是,文章还强调了下面两点: 1.The 10-year study also suggests that people who look younger than theiryears are more altruistie(利他的,无私心的),confident and better educated. 2.His study found that promiscuous(乱七八糟的)sex did not have the samebenefits as regular sex in a long-term relationship.
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