生理学家发现人们在笑的时候都会牵动17条肌肉,认为只要不是苦笑、冷笑和装出来的假笑都有益于健康。从医学观点看,笑虽然有益,但若是纵情狂笑过分,也会招来不良后果。以下7种人不宜大笑: 1、怀孕期间的妇女,大笑时腹部会猛烈抽搐,容易造成早产或流产。 2、小孩在进食时,切忌逗他大笑。否则食物吸入气管内,弄不好还得找医生,甚至有生命 Physiologists find that when people laugh, they affect 17 muscles. They think that if they are not wry, sneer and smirk are all good for their health. From a medical point of view, although laughter is helpful, but if laughter too much indulge, it will provoke adverse consequences. The following seven kinds of people should not laugh: 1, pregnant women during pregnancy, abdomen will be violent convulsions, likely to cause premature birth or miscarriage. 2, children eating, should not make him laugh. Otherwise, the food inhaled into the trachea, get a good doctor, or even have a life