Apr 15, 2025
High Sodium Symptoms: Causes, Signs & What to Do
Symptoms of High Sodium can signal deeper health issues. This article explores the symptoms, causes, diagnosis, and management.
High sodium levels, or hypernatremia, can result from dehydration, kidney issues, or excess salt intake. Learn what the symptoms mean and how to respond.
What Is Sodium?
Sodium is a critical biomarker in the body. Abnormal levels can indicate issues with metabolic, immune, or organ function. Elevated levels should be assessed in context with symptoms and clinical background.
What Causes High Sodium?
Medical conditions affecting balance or organ function
Excess dietary intake or supplement use
Medication side effects
Underlying inflammation or systemic stress
Symptoms of High Sodium
Quick Summary: Symptoms vary based on the root cause but often reflect stress on the body's systems.
Unexplained fatigue
Digestive issues or appetite changes
Fluid retention or swelling
Mood or cognitive changes
How High Sodium Is Diagnosed
Diagnosis typically involves blood, urine, or saliva tests depending on the biomarker. Test results are interpreted in context with clinical symptoms and health history.
Normal Levels
Measure | Normal Range (mmol/L) |
|---|---|
Sodium | 135 – 145 |
How to Lower Sodium Naturally
Quick Summary: Target underlying causes and improve lifestyle foundations.
Stay hydrated and eat a balanced diet
Manage stress and sleep quality
Exercise regularly, as appropriate
Work with a clinician to address underlying issues
When to See a Doctor
If high levels persist or symptoms are present, consult a doctor. At MitoHealth, we assess this biomarker alongside other indicators to understand systemic trends related to hydration, inflammation, and stress.
FAQs
What causes high sodium? Dehydration, kidney disease, or a high-salt diet are common triggers.
Is high sodium dangerous? Yes. It can lead to confusion, seizures, and coma if not corrected.
How can I lower sodium levels? Drink more fluids, reduce salt intake, and address underlying conditions.