Field 2 of 7

Hormones

Why do identical panels produce different symptoms?

Hormones as a connected system: relationships, rhythms and correction, rather than a list of values.

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a signal droplet meeting a membrane, macroNewest · HormonesHow to read a four-point cortisol curveA cortisol result inside the reference range can still be the wrong shape, and the shape is what changes what you do next.5 min read · 20 September 2026
Smooth undulating ridges in a reflective liquid surfaceHormonesA regular cycle is not proof of ovulationTwenty-eight days, every month, for as long as she can remember. The regularity is real, and on its own it…6 min read · 26 August 2026Pale interference colours spreading over still dark waterHormonesNormal thyroid labs and still cold, tired and slowTSH is not a thyroid measurement. It is a pituitary one, the size of the request being sent, and it…6 min read · 26 August 2026A cyclical band of iridescence curving across dark waterHormonesCortisol, the waking response, and adrenal fatigueAwake at seven, upright by half past, functioning at about eleven. In large groups describing exactly that, the daily cortisol…6 min read · 26 August 2026Rose and violet interference patterns thinning across a surfaceHormonesA low testosterone result: what to examine firstTwo 46-year-olds get the same number back, below the reference range. Almost nothing else about it is the same. A…6 min read · 26 August 2026Iridescent bands shifting across a dark water surfaceHormonesWhy hormone results depend on when you draw themA 9 am cortisol comes back mid-range. One person with that number is fine; another cannot start her mornings. The…4 min read · 25 August 2026
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Understand the system, in order

A short free course that puts the articles in the order the subject is best learned, with a knowledge check after each reading and the reasoning explained after you answer.

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Hormones: FoundationsWhy a hormone level is a property of the moment the sample was taken rather than…Foundations40 min
Deep Dives

Where this subject goes deeper

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Deep DiveReading a thyroid panel in full: conversion, binding and the limits of TSHTake a whole thyroid panel apart: what each test answers, why totals mislead when binding shifts, why TSH amplifies, and the illness, evidence and assay traps that make normal-looking numbers wrong.Deep DiveReading a cortisol curve: the shapes, and what each one meansLearn to interpret a cortisol result properly: what serum, saliva and urine each actually measure, the timing error that makes most curves meaningless, the four recognisable shapes and what they are honestly associated with, and where curve reading has to give way to a real diagnostic pathway.
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Macro photograph of a water droplet rebounding above teal ripplesHormones · with a verifiable certificateHormone CorrectionPart 3 of the Nuances of Functional Medicine trilogy: the clinical science and art of safe, effective hormone therapy. Thyroid, adrenal and sex hormones taught as one integrated system.18 hr 5 min4.90(329)View the programme →
Keep following the question

Why do identical panels produce different symptoms?

The seven fields share the same five ideas. Move to a neighbouring field, or go back to the map.

Cellular Health and MitochondriaGut and ImmunityLongevity
Programmes in Hormones →All seven fieldsThe Thread, by SOMA
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