问:近来我的腿和脚总爱一阵阵地抽筋,一位朋友告诉我,缺钾可以引起肌肉痉挛。请问,我腿脚抽筋是因缺钾所致吗? 答:钾的摄取量不足,是能引起肌肉痉挛的。但这并不绝对。肌肉痉挛还有许多其他原因,例如训练过度就可能引起痉挛。主要营养学方面的因素包括脱水和某些矿物质的缺乏,像钾和钙。要弄清你腿脚痉挛的原因,我建议首先查明你是否处于脱水状况。脱水,简单地说 Q: I recently cramped my legs and feet with cramps. A friend told me that potassium deficiency can cause muscle spasms. Excuse me, my leg cramps is due to potassium deficiency? A: potassium intake is insufficient, is able to cause muscle spasm. But this is not absolute. There are many other reasons for muscle spasms, such as excessive training may cause cramps. Major nutritional factors include dehydration and lack of certain minerals, such as potassium and calcium. To find out why you have leg cramps, I suggest first to check if you are dehydrated. Dehydration, simply put