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How to Master Your Sleep: A Doctor’s Guide to Oura Rings, Melatonin, and Circadian Health with Dr. Andrea Matsumura

Mar 9, 2026 · 31 min · Ep 96

Are you waking up tired despite spending 8 hours in bed? In this episode of the Health by Haven Podcast, we’re demystifying the science of a good night's rest with double board-certified sleep medicine physician Dr. Andrea Matsumura.

With extensive clinical sleep medicine training and experience, Dr. Andrea Matsumura walks us through each sleep cycle, sleep tracking devices, sleep supplements, and more.

In this episode, we cover:

  • The Anatomy of Rest: What is actually happening in your brain and body during each stage of sleep?
  • The Truth About Wearables: Are devices like the Oura Ring and Apple Watch helpful tools or just sources of orthosomnia?
  • The Supplement Deep Dive: A physician’s take on Magnesium, Melatonin, and CBD.
  • Optimizing Your Internal Clock: How to align your lifestyle with your natural circadian rhythm.
  • Practical Sleep Hygiene: Small, science-backed shifts you can make tonight to improve your sleep quality immediately.

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