右臂是动脉，左臂是静脉血液回流。一般人左右差１０-２０。

来源: 于 2019-08-09 07:27:59 [旧帖] [给我悄悄话] 本文已被阅读：次

Your mom who need to take medication to reduce blood pressure.  High blood pressure will damage ogans.  That called silent killer.