国际上有个新说法,所有动物都没有笑的功能,只有人类才有这个功能。人类不好好利用它。笑是很好的治病良方。古人说:“笑一笑,十年少”。现代人说:“笑口常开,健康常在”。现代医学心理学研究认为,笑可以扩大肺活量,加快血液循环,促进新陈代谢,放松大脑神经,延缓生命衰老,还可 There is a new international argument that all animals do not have the function of laughing, and only humans have this function. Humans do not use it well. Laughter is a good recipe for healing. The ancients said: “smile, ten years less.” Modern people say: “Laugh often, health often.” Modern medical psychology studies believe that laughter can increase lung capacity, speed up blood circulation, promote metabolism, relax the brain, delay aging, but also