---
title: "Hot Flashes in Perimenopause: Causes, Relief, and Lab Tests"
description: "Hot flashes in perimenopause often come from estrogen swings, an oversensitive brain thermostat, or thyroid issues. Targeted labs at Quest—no referral."
canonical: "https://www.vitalsvault.com/symptoms/hot-flashes-perimenopause"
last-updated: 2026-08-22
---

# Hot Flashes in Perimenopause: Causes, Relief, and Lab Tests

> Hot flashes in perimenopause often come from estrogen swings, an oversensitive brain thermostat, or thyroid issues. Targeted labs at Quest—no referral.

---

Canonical HTML: https://www.vitalsvault.com/symptoms/hot-flashes-perimenopause
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