Your labs came back normal. You're still exhausted. And here's the part nobody tells you: the test your doctor used to make that call may not have been accurate enough to know.

Episode two of the thyroid series gets specific. After last week's episode on why the standard TSH-and-T4 framework misses most of the biological story, this episode is about the labs — what should actually be measured, why the standard panel leaves critical questions unanswered, and why even when the right test is ordered, the method used to run it may be producing results that look precise but aren't.

This is what Kathleen's doctors were missing for three years. And it's what most hypothyroid patients in Southern Oregon have never been told to ask for.

In this episode, you'll discover:

• Why TSH has three fundamental limitations that make it da ...