The cerebellum is in control of coordination, movement, and balance, so it's the cerebellum.
59. How does our hearts never gets tire of pumping blood throughout our body?
Because that’s how amazing God created our body. As long as we are breathing, our heart will continue pumping. It will never get tired because it is its responsibility to pumps blood throughout our body. Our heart is also like other organs in our body, All of our organs will continue doing their responsibilities as long as we are alive. Thus the only way we can help them is to stay healthy.
Eukaryotes
Hope this helps xox :)
I believe that would be the daily hassle.