什么是荨麻？

Stinging nettle, or Urtica dioica, is a perennial, flowering, stalk-like plant found in the United States, Canada, Asia, and Europe.荨麻或荨麻二叶菊是多年生的开花，类似茎的植物，在美国，加拿大，亚洲和欧洲都有发现。 It grows to a height of 2 to 4 feet, with its four-sided slender stems and leaves dark greyish green with serrated margins.它生长到XNUMX到XNUMX英尺的高度，其四边细长的茎，并留下深灰色的绿色和锯齿状的边缘。 Stinging nettle has a long medicinal history.荨麻有很长的药用历史。 In medieval Europe, it was used as a diuretic (to rid the body of excess water) and to treat joint pain.在中世纪的欧洲，它被用作利尿剂（排除体内多余的水分）并治疗关节疼痛。 This diuretic activity has been the subject of a number of German studies.这种利尿作用一直是许多德国研究的主题。 Animals fed stinging nettle showed increased excretion of chlorides and urea.喂食荨麻的动物显示出氯化物和尿素的排泄增加。 The juice has a distinctly diuretic effect in patients with heart disorders or chronic venous insufficiency.果汁对患有心脏疾病或慢性静脉功能不全的患者具有明显的利尿作用。