有些人到了冬天寒冷的夜晚,都喜欢喝點酒,認为酒到了肚子裏,好像爐子裏燃著了火,会使人有一阵熱的感觉。因此,“饮酒禦寒”,就成为廣大群众所公認的事实了。其实,根据科学的原理来分析,飲酒是不能禦寒的。大家知道,我們平常喝的酒内都含有酒精,酒精是一种兴奋剂,進入人体以後,体内的血管和胃壁由於受兴奋的剌激而擴大,使血流加快,它们周圍的神經末梢也由於刺激而發生作用,所以喝酒後人就有一种温暖的感觉。但 Some people like to drink wine in the cold winter nights. They think that wine is in the stomach, as if there is a burning fire in the stove, it will make people feel a warm feeling. Therefore, “drinking cold and drinking” has become a fact recognized by the masses. In fact, according to the principle of science, drinking can not protect the cold. As we all know, alcohol we drink regularly contains alcohol. Alcohol is a stimulant. After entering the body, the blood vessels and stomach walls in the body expand due to the stimuli of excitement. The blood flow is accelerated, and the peripheral nerve endings are also due to Stimulate and work, so people have a warm feeling after drinking. but