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当人们熟睡时,大脑皮层处于抑制状态。如果苏醒后立即坐起和下床直立,这是非常危险的,往往就在这一刹那,容易发生心、脑血管疾病,特别是高血压和心脏病患者更应注意。因为这时血液粘稠,血流量缓慢,脑部缺血缺氧。所以早晨苏醒之后要先闭目养神,尤其是老年人,专家建议先在床上做10分钟保健运动,这对预防心、脑血管疾病和增强各器官功能都有益处。
When people sleep, the cerebral cortex is in a state of depression. If you wake up immediately after getting up and getting out of bed, it is very dangerous, often at this moment, prone to heart, cerebrovascular disease, especially in patients with hypertension and heart disease should pay more attention. Because then the blood viscosity, slow blood flow, brain ischemia and hypoxia. So wake up in the morning after the first to recuperate, especially the elderly, experts recommend 10 minutes in bed to do health care exercise, which is to prevent heart, cerebrovascular disease and enhance the function of various organs are beneficial.