一位执业于洛杉矶南中部的医生分享了”上游医疗”理念：真正的医疗不只是治疗症状，而是追溯饮食、压力、环境等根本致病因素。文章提供了六个实用建议，帮助患者积极参与并改善自身的上游健康管理。
像我这样的”上游医生”——我们可以是医生、护士或其他临床医生——深知哮喘可能源于我们周围的空气。我们了解抑郁、焦虑和高血压等疾病，可能是由工作和家庭中长期的高压环境所引发的。我们看到那些剥夺机会、公平与正义的政策，如何映射在患者的面容上，乃至刻入他们的DNA之中。同样重要的是，我们懂得如何将这些认知转化为实际行动。上游医生视之为自己的职业责任——不仅仅是开具药方，更要从源头上解决疾病问题。
目前，在医疗行业中，这样的先行者远远不够，但我们的队伍正在缓慢壮大。想了解更多影响患者健康的日常因素？请观看我的TED演讲（《是什么让我们生病？追溯上游》）。有兴趣改善自己的上游健康医疗体验？以下是六个简单的入门方法。
在19世纪20年代，书籍对大多数美国人而言是稀缺奢侈品，公共图书馆体系尚未建立。然而边疆地区仍有求知若渴的读者，包括年轻的亚伯拉罕·林肯。本文带你一探19世纪五年级学生的知识水平，看看现代人是否能与之媲美。
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