由于环境污染、年龄增长、缺乏锻炼等原因,大多数中老年人的身体长期处于缺氧的状态,头晕、头痛、耳鸣、眼花、无力、恶心、呕吐、心慌、气短,胸闷、呼吸急促、心跳加快等症状时有发生。从理论上说,缺氧是指因机体组织供氧不足或用氧障碍而导致人体新陈代谢和器官功能发生变化的病理过程。缺氧是诱发各种疾病的因素之一,肺,脑、心脏等重要器官缺氧更是会直接导致死亡。 Due to environmental pollution, aging, lack of exercise and other reasons, most of the elderly in the long-term state of hypoxia, dizziness, headache, tinnitus, vertigo, weakness, nausea, vomiting, palpitation, shortness of breath, chest tightness, shortness of breath, To speed up other symptoms occur from time to time. In theory, hypoxia refers to the pathological processes that cause changes in human metabolism and organ function due to lack of oxygen in body tissues or oxygen barrier. Hypoxia is one of the factors that induce various diseases. Hypoxia of vital organs such as lung, brain and heart can directly cause death.