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The hardest-working muscle in the body pumps more than 8 pints of blood every minute for your entire life. Learn more about the anatomy of the heart, how the heart beats, and the network of blood vessels that carry blood throughout your body.

Disease in the leg arteries, called Peripheral Artery Disease (PAD) reduces blood flow to the legs and can make walking and performing everyday tasks difficult. PAD affects more than 4 million American women.