Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Circulation
Medically reviewed by Min Clinic Staff | Updated: January 2026
Circulation: In medicine, the movement of fluid through the body in a regular or circuitous course. The circulatory system, composed of the heart and blood vessels, functions to produce circulation. Heart failure is an example of a problem with circulation.