Healthful Pursuit Podcast · Leanne Vogel

Blood Work Patterns: Fatigue and Thyroid Issues

·48 min·4 clips

Leanne explains why a TSH of 3.9 means your thyroid isn't fine, despite what doctors say.

This episode of the Healthful Pursuit Podcast focuses on interpreting blood work through a functional medicine lens to address fatigue and thyroid issues. Host Leanne, a functional medicine practitioner, shares her expertise from years of clinical practice. She aims to empower listeners to understand their lab results beyond conventional medical interpretations. Leanne explains the critical difference between conventional and functional reference ranges for blood markers. She details specific thyroid markers, including TSH, free T3, free T4, and reverse T3, and their roles in metabolism and energy. The episode covers the importance of ferritin, B12, and iron saturation for energy and hair health, citing functional target ranges like a ferritin level of 70-100 for optimal female health. Leanne recounts a personal story where her ferritin level rising to 55 signaled liver inflammation, not health. She analyzes a hypothetical client case with a TSH of 3.9 and various thyroid symptoms to illustrate a common diagnostic blind spot. A key insight is that optimal thyroid function requires proper conversion of T4 to T3 in the gut and liver, not just normal TSH levels. Leanne describes reverse T3 as a "safety switch" that increases with stress or inflammation, blocking active T3 from cells. She argues that many women are told their labs are "normal" while experiencing fatigue and hair loss because their results fall within broad conventional ranges. The episode emphasizes that an individual's personal health baseline and symptoms are more important than standardized lab ranges. Leanne presents a detailed case study of a client named "Rachel," whose fatigue and weight gain were linked to patterns in her TSH, free T3, reverse T3, ferritin, B12, and inflammatory markers. The host advocates for comprehensive thyroid panels and root-cause analysis over simply medicating based on isolated markers. Leanne's tone is educational, passionate, and conversational, blending personal anecdotes with client examples. The style is that of a knowledgeable coach explaining complex medical concepts in accessible terms. This episode is ideal for listeners, particularly women, who feel dismissed by conventional medicine despite persistent symptoms like fatigue, brain fog, or hair loss. It will appeal to those interested in functional medicine, DIY health analysis, and understanding the nuances of blood work. Listeners seeking quick medical advice or who are satisfied with standard doctor interpretations might find the content less relevant.

As heard by us

A practical thyroid-lab listen for anyone who has felt dismissed by technically fine numbers.

Leanne keeps the focus on a simple point: thyroid symptoms can still feel off even when one lab marker looks fine. The thermostat analogy helps make the lab talk less abstract, and the note about a change in medication manufacturer gives the piece a grounded, practical edge…

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Why you'd press play

If your fatigue feels out of step with normal labs, start here.

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