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手为什么会发紫
更新时间: 2020-09-17 00:00:00  

1、心脏功能不好,无法使血液供应到身体末梢部位,从而手会出现发紫现象;

2、贫血,循环血量不足或血红素和红血球偏低,会使手血量不足引起发紫;

3、人体血管收缩会导致血液回流能力减弱,使得手脚特别是指尖部分血液循环不畅,也就是人们常说的“末梢循环不良”,从而手出现发紫现象;

4、月经和生育引起的激素变化,在手脚发凉症状的人群中,女性占绝大多数,这是激素变化通过影响神经系统导致皮下血管收缩和血液流量减少,从而使手出现发紫现象;

5、精神压力过大、心理过分敏感、平时过度操心、时常心神不安也会导致手发紫。

关键词: 为什么

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