How Your Heart Works

The heart is a vital organ that basically serves as a pump. Learn about heart chambers and valves, blood flow, the heart's electrical system and blood supply. Read more about how this amazing organ works.

How a healthy heart works, Heart and Stroke Foundation

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Chambers of the Heart

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How The Heart Works Animation Video - How Does the Circulatory System Work? Cardiovascular Anatomy

How the Heart Works - Harbin Clinic

How Your Heart Works Atrium Health Wake Forest Baptist

How does the heart work?

How Your Heart Works, Helping Your Heart

How Your Heart Works on Vimeo

How Your Heart Works Saint Luke's Health System

How your heart works

How the Normal Heart Works Children's Hospital of Philadelphia

Circulatory System