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美国一项长期研究显示,经常做爱对中老年男性心脏健康有益,中老年男性每星期至少有两次性生活的人,罹患心脏病的几率比很久才做爱一次者几乎低了一半。美国国家癌症研究所已发现,男性每星期至少射精5次,罹患前
In the United States, a long-term study shows that having sex regularly is beneficial to the heart health of middle-aged and elderly men. Middle-aged and elderly men have at least two sexual encounters every week, and the chances of suffering from heart disease are almost half as low as those who had sex for a long time. The National Cancer Institute has found that men ejaculate at least 5 times a week before their attacks