Heart is very important because it is responsible for pumping blood and circulating blood throughout the world
i mean throughout the body.
^ Haha. You may edit your answer, fyi.
thanks for your information but i'm still learning how to use this cite. :)
Good luck! I meant no offense in my comment. I just found the "throughout the world" funny. :)
yeah cause i felt pressure. :)

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The heart is important because it pumps blood to our whole body and blood contains oxygen without it we couldn't live. One more reason is because it pumps blood to our brain.