---
title: "Heat Rash: Symptoms, Causes, Treatment, and When to Worry"
description: "Heat rash happens when sweat gets trapped and irritates your skin, causing prickly bumps. Get relief tips and care options, plus labs and PocketMD."
canonical: "https://www.vitalsvault.com/conditions/heat-rash"
last-updated: 2026-08-22
---

# Heat Rash: Symptoms, Causes, Treatment, and When to Worry

> Heat rash happens when sweat gets trapped and irritates your skin, causing prickly bumps. Get relief tips and care options, plus labs and PocketMD.

---

Canonical HTML: https://www.vitalsvault.com/conditions/heat-rash
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