---
title: "Symptoms of Low Sodium: Causes, Ranges, and What to Do"
description: "Low sodium often comes from diuretics or excess water and can cause confusion—normal is 135–145 mmol/L. Get context fast with PocketMD, free."
canonical: "https://www.vitalsvault.com/symptom-levels/symptoms-of-low-sodium"
last-updated: 2026-08-22
---

# Symptoms of Low Sodium: Causes, Ranges, and What to Do

> Low sodium often comes from diuretics or excess water and can cause confusion—normal is 135–145 mmol/L. Get context fast with PocketMD, free.

---

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