笑是内心情感的自然流露。快乐是笑的基础,笑是快乐的表现。笑又是养生的妙剂,祛病的良方,因为笑对人体每个器官的功能都有一定的增强和平衡作用。只有发自内心的笑,才能活经络、舒气血、消食滞,有利于肺部扩张,促进血液循环,调节呼吸功能,促进新陈代谢以及增强内分泌和中枢神 Laughter is the natural expression of inner emotion. Happiness is the basis of laughter, laughter is a happy expression. Laughter is a good health preserver, good remedy for illnesses, because laughter on the function of each organ in the human body has a certain degree of enhancement and balance. Only from the heart of laughter in order to live meridians, qi and blood, digestion stagnation, is conducive to pulmonary expansion, promote blood circulation, regulate respiratory function, promote metabolism and enhance endocrine and central nervous