笑,是心情愉快的反应,人人都向往生活中充满欢笑。但事实上,世间事物不可能尽善尽美,皆遂人愿,失败、挫折、矛盾、不幸,从不放过任何人。此时,人们的心境就可能被怨恨、焦虑、愤怒、忧伤等负性情绪所笼罩着,你就无法再笑而只想哭。不过,传统习惯则认为哭是不光彩的,是懦弱的表现,所以许多人在伤心的时候,想哭却不敢哭,硬是把悲痛强压在心底,甚至“宁可心流血,也不愿眼流泪”。殊不知,这样做对身心健康不利。医学心理学研究证明,长时期 Laugh, is a happy response, everyone is longing for life full of laughter. However, in fact, things in the world can not be perfected, they all wish, failed, setbacks, contradictions, misfortunes, and never let go of anyone. At this point, people’s mood may be harassed, anxiety, anger, sadness and other negative emotions shrouded, you can no longer laugh and only want to cry. However, the traditional custom is that crying is disgraceful and a sign of weakness. Therefore, many people are sad when crying and crying. They just put their grief under pressure and even “rather bleed rather than expectation Tears ”. As everyone knows, this is bad for physical and mental health. Medical psychology research proves that for a long time