what is heart beat???
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Answer:
Heart beat is the rhythmic contraction and relaxation of the heart muscles to pump out and receive blood to and from the body. The heart beats 72 times per minute.
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Explanation:
Heartbeat is defined as the pulse of your heart, or a single short moment, or something that acts as a unifying force. When your heart pulses and pumps blood throughout your body, this is an example of a heartbeat.
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