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The sodium–potassium pump, a critical enzyme for regulating sodium and potassium levels in cells. Sodium ions (Na +) are necessary in small amounts for some types of plants, [1] but sodium as a nutrient is more generally needed in larger amounts [1] by animals, due to their use of it for generation of nerve impulses and for maintenance of electrolyte balance and fluid balance.
We need a minimum of 500 mg per day to keep these basic functions working properly, she adds. Low levels of sodium in your blood can lead to sodium deficiency called hyponatremia, which is very rare.
Sodium serves a vital purpose in the human body: via its role as an electrolyte, it helps nerves and muscles to function correctly, and it is one factor involved in the osmotic regulation of water content in body organs (fluid balance). [63] Most of the sodium in the Western diet comes from salt. [6]
We need sodium in our diet, but too much of it is linked to high blood pressure and greater risk of heart disease and stroke, according to the Centers for Disease Control and Prevention. Nutrition ...
Sodium is an alkali metal, being in group 1 of the periodic table. Its only stable isotope is 23 Na. The free metal does not occur in nature and must be prepared from compounds. Sodium is the sixth most abundant element in the Earth's crust and exists in numerous minerals such as feldspars, sodalite, and halite (NaCl).
While most of us are eating too much sodium, we’re often missing the mark on potassium. The American Heart Association recommends that most women get 2,600 milligrams of potassium a day and men ...
sodium: 11: 5: Essential to animals and plants in many ways, such as osmoregulation and transmission of nerve impulses. [11] Essential to energy metabolism of some bacteria, particularly extremophiles. [64] Toxic in some forms, and since it is essential to living things, either a lack or an excess can have harmful results. strontium: 38: 4c
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