Table of Contents
Quick answer
Electrotes are charged minerals in body fluids. Sodium from salt supports nerves and muscles; balance matters for health and hydration.
A mineral that carries an electrical charge when dissolved in water. Sodium (from salt) is a key electrolyte essential for nerve function, muscle contraction, and fluid balance. Other electrolytes include potassium, calcium, and magnesium.
Electrolytes are minerals that carry charge when dissolved in water. Sodium from salt is a key electrolyte for nerves, muscles, and fluid balance. Potassium, calcium, and magnesium are other major electrolytes you lose in sweat and illness.
In Practice
Athletes replace sodium and potassium in sports drinks after long runs. Oral rehydration salts use precise sodium and glucose ratios for diarrhea recovery per WHO formulas.