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Problem Solver: Cramping


Muscle cramps can be caused by many things, but the most pronounced during training and events are:

  1. Over-hydration: consuming too many ounces of fluid an hour that results in a flushing effect.
    Further Reading: The 10 Biggest Mistakes Endurance Athletes Make

  2. Electrolyte imbalances: can occur from too much sodium or not enough. Further Reading: Electrolyte Replenishment - Why It's So Important and How to Do It Right

  3. Calorie replacement from simple sugar sources: electrolytes are used to breakdown sugar instead of replacing critical nutrients needed for muscle expansion and contraction. This creates a demand for not only more fluid, but more electrolytes to remain in balance.
    Further Reading: How should a person replace electrolytes and fluids during endurance efforts?
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