Sodium and Potassium


In this Section:
Water Funtion in the Body
Causes of Dehydration
Symptoms of Dehydration
Prevention of Dehydration
Fluid Retention
Sodium and Potassium


Sodium

• Sodium is the major electrolyte that maintains normal fluid outside the cells.
• Too much sodium can contribute to edema and high blood pressure.
• Too little sodium can cause low blood pressure and dizziness.

Potassium

• Potassium is the major electrolyte inside of cells.
• Low potassium can cause muscle weakness and irritability, constipation, depression, and heart problems and is very dangerous.