右臂是動脈，左臂是靜脈血液回流。一般人左右差１０-２０。

來源: 於 2019-08-09 07:27:59 [舊帖] [給我悄悄話] 本文已被閱讀：次

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