Loss

• Electrolytes and water are lost through kidney functions, sweat and the moisture in breath. They need to be replaced through food and drink.
  
  

Thirst

• Thirst is the first sign that something needs to be done. Water is replaced through drinking, which helps the overall electrolyte balance.
  
  

Hyponatremia

• A low sodium level in known as hyponatremia. This can be a problem with endurance athletes and distance runners. Symptoms include confusion, weakness and drowsiness. The level can be restored gradually through intravenous fluids.
  
  

Hyperkalemia

• Hyperkalemia is a high potassium level. It is usually caused by kidney failure or medications. It can cause heart problems, and prescription drugs are used to treat it.
  
  

Hypocalcemia

• A low calcium level is called hypocalcemia. Symptoms are weakness and numbness. It's treated by taking calcium orally.
  
  

In Conclusion

• Electrolytes are an important part of the makeup of the human body. Too much of too little of the minerals that make up the electrolytes can cause serious problems. A doctor can give more information.