Posts Tagged ‘eat right ontario’

We Are What We Eat: Potassium, the Real Special K

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Today, in the second in a series  of posts examining the building blocks of our bodies, we are getting know Potassium, one of the vital elements that we need on a daily basis for metabolic function, for basic health and well-being. When it comes to potassium, most budding chemist know that its atomic number is 19 and its symbol is K, and athletes know that this important element somehow keeps them from cramping during extended periods of exercise; jocks know that bananas are a good source of it, and Gatorade and other sports drink makers add it to their sugary concoctions to give them that extra edge. When we perspire, and when athletes sweat heavily, we lose mostly water-which is why it is important to keep hydrated-and sodium and chloride. (By the way, if your sweat is really salty, if you get caked in white powder once it dries, you are ingesting too much sodium; not a good thing).

We also lose other electrolytes like potassium, magnesium and calcium, needed to maintain fluid balance, regulate the pH in our blood and assist in normal muscular function. Continue »