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老年人五脏六腑功能减退,机体脱水和便秘的几率增加,若摄水量少于750毫升/天,很可能发生脱水症状;另一方面,老年人由于神经系统功能的退化,对身体缺水的敏感性降低,
Decreased functions of internal organs in the elderly may increase dehydration and constipation. If the water intake is less than 750 ml / day, dehydration may occur. On the other hand, senile patients are susceptible to dehydration due to the deterioration of nervous system function Sex reduction,