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多吃香蕉可預防心血管疾病

閱讀次數：7259 次來源：admin 發布時間：2013-02-20 21:09

當體內缺鉀時，會發生心律不齊、心動過速、血壓下降等情況，一根香蕉含鉀400亳克，鉀可保持正常心肌收縮的協調作用，能使神經肌肉興奮性維持常態，使心肌收縮與舒張功能協調，從而起到維持血壓穩定和預防心血管疾病之功效。所以每日吃3～5根香蕉對高血壓及心腦血管患者有益。

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