---
title: "Light Sleep in Your 40s: Causes, Fixes, and Lab Tests"
description: "Light sleep in your 40s often comes from stress hormones, perimenopause shifts, or sleep apnea. Targeted labs at Quest are available—no referral needed."
canonical: "https://www.vitalsvault.com/symptoms/light-sleep-in-40s"
last-updated: 2026-08-22
---

# Light Sleep in Your 40s: Causes, Fixes, and Lab Tests

> Light sleep in your 40s often comes from stress hormones, perimenopause shifts, or sleep apnea. Targeted labs at Quest are available—no referral needed.

---

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