看笑话有些什么好处.

甲：你知道看笑话有些什么好处吗?
A: what benefits do you know some embarrassment?
乙：可以陶冶情操，促进血液循环，增强免疫力。而且可治疗郁抑症，精神分裂症，老年痴呆症，骨质疏松，心肌梗塞，冠心病，脑血栓，以及心烦，失眠，记忆力减退......
B: can edify sentiment, promote the blood circulation, enhance immunity. And YuYi can cure disease, schizophrenia, alzheimer's disease, osteoporosis, myocardial infarction, coronary heart disease, cerebral thrombosis, and upset, insomnia, memory loss...
甲：晕，有那么多好处，还要医生干什么?