A sports drink 聽and currently produced by PepsiCo. Scientists at the University of Florida determined that a beverage with electrolytes like sodium and potassium would optimally hydrate athletes during long bouts of exercise; they added sugars to replace calories. 鈥檚 popularity took off, forever changing the way we think about exercise hydration鈥攁nd tripling the size of convenience-store beverage cases. More recent sports-drink brands have targeted endurance athletes with low-carb alternatives.
(Photo: Tim Tomkinson)
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