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老人血压多少算正常
更新时间: 2020-11-05 00:00:00  

老年人血压正常范围,收缩压是140-160mmHg,舒张压是80-90mmHg。也受昼夜和睡眠的影响,一般清晨血压最低,然后逐渐升高,到傍晚的时候血压是最高的。睡眠不佳,血压也可以略微升高。也受到环境的影响,寒冷环境末梢血管收缩,血压略升高;高温环境,皮肤血管扩张,血压可略降低。所以在冬天的时候,老年人血压偏高,夏季就会感觉下来一些。体位也会影响,立位血压高于坐位血压,坐位血压高于卧位血压,这与重力引起的代偿机制是有关系的。

关键词: 老人 血压 多少 正常

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