Electrolytes — including sodium, potassium, calcium and magnesium — are essential minerals that keep your body hydrated, your muscles functioning and your energy levels up.

But when you pay for “electrolyte water,” there are a lot more electrolytes than in tap water. Most of the time, this is a waste of money, since your body regulates the electrolytes well ...

How do you know if you need more electrolytes? Muscle cramps, fatigue and weakness are all signs you’re running low on these minerals, since they help regulate muscle and nerve function.

These Foods With Electrolytes Replenish Your Body’s Nutrient Needs After a Workout You don’t necessarily need an energy drink or bar to help you recover postworkout. by Hollis Templeton ...