水肿,是由于人体皮下组织间隙中液体积聚而形成。一般说来,当心、肾、肝等脏器发生病变及某些内分泌疾病、营养不良性疾病等,都可出现水肿症状。但有些水肿却并非疾病所致,对人体健康也无影响,医学上称这类水肿为生理性水肿,也称良性水肿。1.睡眠性水肿有人睡醒后发现双侧眼睑水肿。其原因由于人的眼睑组织相当疏松,睡眠中眼睑活动减少,血液流动缓慢,而产生水 Edema is due to fluid accumulation in the human subcutaneous tissue gap formed. In general, beware, kidney, liver and other organ lesions and some endocrine diseases, malnutrition, etc., can be symptoms of edema. However, some edema is not caused by disease, but also no effect on human health, medicine called such edema as physiological edema, also known as benign edema. 1. Sleep edema Some people wake up and found that bilateral eyelid edema. The reason for the human eyelid is quite loose, sleep eyelid activity decreased, slow blood flow, and produce water