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Electrolytes & Your Nerves
Every nerve signal in your body depends on electrolytes — minerals that carry an electric charge when dissolved in fluid. The main ones are sodium, potassium, calcium, and magnesium.
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Sodium and potassium create the charge difference (inside vs. outside the nerve cell).
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Calcium helps release neurotransmitters at the end of the nerve.
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Magnesium stabilizes nerve membranes and helps reset the signal.
When these ions move in and out of nerve cells in the right pattern, they create the “domino effect” — a wave of depolarization (action potential) traveling down the nerve fiber.
That’s why hydration and mineral intake matter so much:
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Low electrolytes = slower nerve conduction, muscle cramps, and fatigue.
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Balanced electrolytes = smooth signals, sharp thinking, steady heartbeat.
Electrolytes are like the charged marbles that knock over the dominoes. Without enough marbles, the wave stops — and your nervous system can’t fire properly.
