What are the symptoms of low sodium?

Common symptoms of low sodium

You may experience low sodium symptoms daily or just once in a while. At times any of these low sodium symptoms can be severe:

  • Abdominal pain or cramping
  • Bloating
  • Body aches
  • Changes in mood, personality or behavior
  • Difficulty with memory, thinking, talking, comprehension, reading or writing
  • Dizziness
  • Headache
  • Impaired balance and coordination
  • Malaise or lethargy
  • Muscle spasms
  • Nausea with or without vomiting

Serious symptoms that might indicate a life-threatening condition

In some cases, low sodium can be life threatening. Seek immediate medical care (call 911) if you, or someone you are with, have any of these life-threatening symptoms including:

  • Abdominal pain or cramping
  • Changes in mood, personality or behavior
  • Chest pain or pressure
  • Confusion or loss of consciousness for even a brief moment
  • Dizziness or vertigo
  • Gradual difficulty walking and speaking, memory loss, tingling or weakness of extremities
  • Muscle twitching, spasms or seizures
  • Vomiting including multiple episodes

What is low sodium?

Low sodium, medically known as hyponatremia, is a lack of balance between the water and salt (sodium) levels in your body. A correct level of sodium is important for the proper function of your muscles and nerves.

... Read more about low sodiumintroduction


What causes low sodium?

There are several common causes of low sodium, including diarrhea, excessive sweating, and vomiting. Medications that are prescribed to treat high blood pressure or fluid retention, called diuretics, can lead to low sodium levels.

Causes of low sodium

A number of medical conditions or circumstances... Read more about low sodiumcauses


How is low sodium treated?

In an emergency setting, low sodium is most often treated with the introduction of a sodium chloride solution into the bloodstream through intravenous (IV) delivery. Additional treatment will depend on the underlying causes of low sodium levels.

For more moderate cases of low sodium, your health care provider may suggest restricting your water intake or prescribing medications tha... Read more about low sodiumtreatments

Medical Reviewer: Cynthia Haines, MD Last Annual Review Date: Aug 5, 2013 Copyright: © Copyright 2014 Health Grades, Inc. All rights reserved. May not be reproduced or reprinted without permission from Health Grades, Inc. Use of this information is governed by the HealthGrades User Agreement.

This Article is Filed Under: Heart, Blood and Circulation