夏季,稍事活动或劳作,便会大汗淋漓,由于流汗较多而出现四肢无力、疲惫倦意等症状。此时,人们通常只知道饮用盐开水补钠,殊不知,伴随着汗水排出的除钠外,还有一定量的钾。因此,夏季还须补钾。钾是人体内一种重要的微量元素,主要贮存于细胞内,它与细胞外的钠协同起着维持细胞内 Summer, a little activity or work, it will be sweating, due to more sweating and limb weakness, tiredness and other symptoms. At this point, people usually only know that drinking salt, water, make up sodium, as everyone knows, with the addition of sweat in addition to sodium, there is a certain amount of potassium. Therefore, the summer also need to potassium. Potassium is an important trace element in the human body, mainly stored in cells, which act in conjunction with extracellular sodium to maintain intracellular