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What separates a fast marathoner from a middle-of-the-pack or slow marathoner? One element may be nutrition. According a highly publicized study in the journal Nutrition, marathon runners who consumed adequate amounts of unsaturated fat, iron, potassium, and magnesium had better race-day performances and better cardiovascular health.
You might be well aware of how much fat, iron, and potassium (hello, bananas) are in your diet, but when was the last time you thought about magnesium? Turns out that little mineral plays a big role in the form of electrolytes.
Beyond sodium, there are other electrolytes that we lose through sweat, like potassium, magnesium, and chloride. Magnesium tends to fly under the radar as a mineral and electrolyte, yet it plays a crucial role in many processes that translate to athletic health, including energy balance and metabolism, oxygen and electrolyte uptake,…
