据说,在英国,“打屁股”竟成了一种有益于健康和保持青春活力的健身活动,是不是有点可笑?!起先,有一些年轻人到了晚上就开始互相串门,他们将同伴按倒在沙发上打其屁股,还要被打者猜出是谁在打他(她)。这样的风尚越来越受到欢迎。何以有人这么热衷于“打屁股”呢?据说,“打屁股”引起的疼痛可使大脑释放出一种化学物质,而这种物质能产生大量的内啡肽,有益于健康。不过,互相用手打屁股,总有伤大雅,往往会让人觉得难堪。于是,有家厂商迎 It is said that in the United Kingdom, “spanking” has become a kind of fitness activities conducive to health and youthfulness, is not that ridiculous ?! At first, some young people began to walk in the evening to each other, they will be companion press Pour his ass down on the couch, but also be hit who guess who is playing him (her). This style is getting more and more popular. Why is anyone so keen on “spanking?” It is said that the pain caused by “spanking” causes the brain to release a chemical that produces large quantities of endorphins for good health. However, mutual spanking by hand, there are always serious, often make people feel embarrassed. So, there is a welcome home manufacturers