中国人应格外警惕 雾霾或导致你患上这种疾病
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在中国北方,雾霾仍时常困扰着生活在这里的人们(图源:VCG)
据一项研究结果显示,10名成人糖尿病患者中有1名是由雾霾所致。虽然雾霾可增加糖尿病发病率的事实早已广为人知,但这是第一次公布实际上的发病率数据。
综合媒体7月3日报道,美国华盛顿大学医学院研究小组宣布:“受雾霾影响,2016年全世界新增了320万名2型糖尿病患者,占该年度新增糖尿病患者的14%。”
2型糖尿病是因为血液中吸收糖分的胰岛素不能正常分泌或功能异常而导致的。由于成年人多发因此也被称为成人发病型糖尿病。高热量饮食、运动不足、肥胖是发病的主因,但近期的研究表明,大气污染也是致病因之一。经科学家研究证实,粒子直径小于2.5㎛的可吸入颗粒物在人体内堆积,易引发呼吸道炎症,导致细胞功能低下。其结果是,分解血糖的胰岛素的作用减少,最终患上糖尿病。
研究小组针对1,729,108名退役军人的健康记录进行了长达8年半的追踪调查。在调查之处,调查对象中有未患糖尿病的人。与此同时,研究小组调查了美国国家环境保护局(EPA)和国家航空航天局(NASA)在地表和宇宙中测量的大气中可吸入颗粒物的数值。对两份资料进行比较分析的结果显示,生活在可吸入颗粒物含量高的地区,患糖尿病的危险性越高。
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