Study finds laughter is good for heart health研究:开怀大笑有助于心脏健康The old adage that “laughter is the best medicine” may contain an element of truth when it comes to heart health. A study has demonstrated that having a chuckle causes the tissue inside the heart to expand and increases oxygen flow around the body.老话说,笑是最好的良药,这句话在心脏健康方面也许是有道理的。一项研究表明,笑能让心脏内部组织扩张,从而增加在体内四处流动的氧气。Patients with coronary artery disease who engaged in a course of laughter therapy had reduced inflammation and better health, the research found. “Our study found that laughter therapy increased the functional capacity of the cardiovascular system,” said the lead author, Prof Marco Saffi, of the Hospital de Clínicas de Porto Alegre in Brazil.研究发现,采用“大笑疗法”的冠心病患者炎症减轻了,身体变好了。该研究的首席作者、巴西阿雷格里港医院的马克•萨菲教授表示:“我们的研究发现,大笑疗法能改善心血管系统的功能。”“When patients with coronary artery disease arrive at hospital, they have a lot of inflammatory biomarkers,” said Saffi. “Inflammation is a huge part of the process of atherosclerosis, when plaque bu