Humoral Theory

A medical doctrine positing that health and illness result from the balance or imbalance of four bodily fluids (humors): blood, phlegm, yellow bile, and black bile.

Core metadata

ID: humoral_theory
Era: Classical
First known date: -450 (century)
Region: Classical Greece / Hippocratic medicine
Review status: source_checked
Maturity: N/A

Prerequisites

Dependents

Clinical Observation & Diagnosis (clinical_observation_diagnosis)

Fields

None.

Node sources

And there's the humor of it: Shakespeare and The Four Humors (National Library of Medicine, 2012, official_agency) • Supports: node
Locator: The World of Shakespeare's Humors section explains four bodily humors; the Hippocrates panel credits Hippocrates (ca. 460-370 BCE) with developing the four-humor theory.

Prerequisite edge evidence

Edge/source evidence summary:

Prerequisite edges: 2
Average edge confidence: 55%
Prerequisite sources: 1
weak_inference: 2

Prerequisite	Type	Confidence	Evidence level	Note	Sources
Philosophy (philosophy)	common_dependency	55%	weak_inference	Philosophy is contextual infrastructure or shared knowledge, not a strict hard prerequisite.	Presocratic Philosophy (Stanford Encyclopedia of Philosophy, 2012, textbook) • Supports: edge
Herbalism (herbalism)	common_dependency	55%	weak_inference	Herbalism is contextual infrastructure or shared knowledge, not a strict hard prerequisite.	No sources recorded.

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