The heart is an organ that pumps blood through the body . The pumps in your heart squeeze and push blood through the body. The pumps are called blood vessels. The heart beats more than thirty million (30,000,000) times a year. In an average lifetime a heart will beat over two billion times(2,000,000,000) The heart works hard when we relax or sleep. The heart beats even harder when we work or exercise. The heart never ever stops for rest or repair because, the is what keeps you alive and healthy.
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