Why do so many women with “normal” thyroid labs still feel exhausted, foggy, and unlike themselves?

In the first episode of Uncharted, host Dr. Lara Zakaria talks with Corey Schuler, PhD, FNP-C, APHN-BC, CNS, about the Energy Allocation System (EAS): an emerging framework for understanding how the body produces, distributes, and prioritizes energy over time.

Together, they explore why symptoms such as fatigue, brain fog, disrupted sleep, and weight changes may persist even when standard thyroid labs fall within conventional reference ranges—and how clinicians and patients can use this perspective to ask better questions and look more closely at the full picture.

This conversation introduces the thinking behind EAS and lays the foundation for Uncharted’s first season on women’s thyroid health.

In this episode:

• What the Energy Allocation System is—and why it was developed
• How the body’s stress-response, thyroid, and reproductive systems may interact over time
• Why persistent symptoms can occur even when thyroid labs are within conventional ranges
• Why TSH is important, but may not always tell the whole clinical story
• How clinicians and patients can begin applying EAS and its questions

Relevant resources:

• Energy Allocation System

Chapter markers:

• (02:15) - Dr. Corey’s background and journey
• (03:04) - The Energy Allocation System (EAS) in simple terms
• (04:41) - Why the EAS was created
• (06:51) - Why the EAS has resonated
• (07:45) - Hypothetical situation using the EAS lens
• (12:10) - How EAS changes our understanding of thyroid health
• (15:59) - How to implement EAS in practice today