🇪🇺ap european history review

Humoral theory

Written by the Fiveable Content Team • Last updated August 2025
Verified for the 2027 exam
Verified for the 2027 examWritten by the Fiveable Content Team • Last updated August 2025

Definition

Traditional medical theory that attributed disease and bodily conditions to imbalances among four bodily humors (blood, phlegm, yellow bile, and black bile).

AP course connection

Topic 4.2: 4.2 The Scientific Revolution

Unit 4

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