http://www.esafety.cn/blog/wll/66030/index.html

怎样正确喝茶

作者[孙锡云] 发表于[2013-2-2 16:55:00]

怎样正确喝茶

  正确饮茶方法
  1.不宜饮用太浓的茶
  所谓浓茶是指泡茶用量超过常量(一杯茶3-4)的茶汤。浓茶对不少人是不适宜的,如夜间饮浓茶,易引起失眠。心动过速的心脏病、胃溃疡、神经衰弱、身体虚弱胃寒者都不宜饮浓茶,否则会使病症加剧。空腹也不宜喝浓茶,否则常会引起胃部不适,有时甚至产生心悸、恶心等不适症状,发生"茶醉"。出现"茶醉"后。可以吃一、二颗糖果,喝点开水就可缓解。 但浓茶也并非一概不可饮,一定浓度的浓茶有清热解毒、润肺化痰、强心利尿、醒酒消食等功效。因此遇有湿热症和吸烟、饮酒过多的人,浓茶可使其清热解毒、帮助醒酒。吃了肉食过多油腻过重的食物,浓茶有助消食去腻。口腔发炎、咽喉肿疼的人,饮浓茶有消炎杀菌作用。
  2.常饮绿茶
  饮绿茶有益健康早已被认知,但缺乏现场干预试验和流行病学调查证实。上海医科大学一个课题组于日前宣布:他们通过现场干预试验和流行病学调查证实,绿茶对心血管病、肝病和肿瘤有较好的预防作用。
  科研人员从1994年以来对苏州市1299例老年男性进行饮茶现状调查和抽血化验,作流行病学分析,证实饮用绿茶能显著降低血清总胆固醇含量,最高饮茶组对血清甘油三酯的降低也有显著作用,从而揭示绿茶可以缓解和预防心血管病及动脉粥样硬化症。
  课题组应用绿茶中抽提的茶多酚在江苏海门市对200位乡村居民随机分四组送药、服药10个月,经质量控制和抽血化验,进行双盲对照试验,发现茶多酚可使血清中总胆固醇和甘油三酯下降约19%,可升高高密度脂蛋白和低密度脂蛋白的比值,实验前后比值相差361%,说明茶多酚有预防高脂血症,减少冠心病和动脉粥样硬化的潜在作用。课题组又在上海虹口区和南汇县分别对711例胃癌病例和711例健康人群进行对照研究,证实饮绿茶者患胃癌的相对危险度降低40%。对肝癌患者373例和464例正常人群进行对照,表明饮绿茶可能降低肝癌危险度的30%。
  3.饮茶量因人而异
  饮茶量的多少决定于饮茶习惯、年龄、健康状况、生活环境、风俗等,因素。一般健康的成年人,平时又有饮茶习惯的,一日饮茶12克左右,分3-4次冲泡是适宜的。对于体力劳动量大、消耗多、进食量也大的人,尤其是高温环境、接触毒害物质较多的人,一日饮茶20克左右也是适宜的。油腻食物较多、烟酒量大的人也可适当增加茶叶用量。孕妇和儿童、神经衰弱者、心动过速者,饮茶量应适当减少。

  • 圈子:注安之家 
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    原创

    作者[原创(游客)] 发表于[2016-9-30 10:30:52]
    原创(游客)http://rywywj.lofter.com/post/1e6a80c3_c820f50 http://rywydx.lofter.com/post/1e6a68e3_c814c6a http://rywkdks.lofter.com/post/1e698063_c7f622b http://rywkdks.lofter.com/post/1e698063_c7f511f http://njryw168.lofter.com/post/1e6983e5_c7eef0d http://njryw168.lofter.com/post/1e6983e5_c7ee410 http://njryw168.lofter.com/post/1e6983e5_c7ecb2e http://rywywj.lofter.com/post/1e6a80c3_c8231f6 http://rywydx.lofter.com/post/1e6a68e3_c80c30d http://rywkdks.lofter.com/post/1e698063_c7f68bc

    原创

    作者[原创(游客)] 发表于[2016-9-28 15:55:41]
    原创(游客)http://bjseoywj.lofter.com/post/1e66bf3e_c710589 http://bjseoywj.lofter.com/post/1e66bf3e_c7117d2 http://wztgywj.lofter.com/post/1e65f473_c6ef6f2 http://seogsywj.lofter.com/post/1e634756_c6de90b http://seogsywj.lofter.com/post/1e634756_c6de36f http://ywjseo.lofter.com/post/1e634752_c652d51 http://seogsywj.lofter.com/post/1e634756_c6ded9c http://ywjseo.lofter.com/post/1e634752_c65006f http://bjseoywj.lofter.com/post/1e66bf3e_c7114b9 http://seogsywj.lofter.com/post/1e634756_c6ddbbd

    原创

    作者[原创(游客)] 发表于[2016-9-6 16:22:32]
    原创(游客)http://rywhw.lofter.com/post/1e5a84f4_c3de57f http://rywhw.lofter.com/post/1e5a84f4_c3de57e http://rywhw.lofter.com/post/1e5a84f4_c3de57d http://rywhw.lofter.com/post/1e5a84f4_c3de57c http://rywhw.lofter.com/post/1e5a84f4_c3de57b http://rywhw.lofter.com/post/1e5a84f4_c3de57a http://rywhw.lofter.com/post/1e5a84f4_c3de579 http://rywhw.lofter.com/post/1e5a84f4_c3de578 http://rywhw.lofter.com/post/1e5a84f4_c3de577 http://rywhw.lofter.com/post/1e5a84f4_c3de576
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