Why does your heart never tire of constantly beating to pump blood throughout your body?

Patrick is jumping rope to trade for his next boxing match. he learned the correct way to jump rope when he was a member of his schools wrestling team. which training principle does this scenario represent

Tessa’s friend milo offers her a ride home. tessa does not like riding with milo. he insists that everyone wear a seat belt, and he listens to classical music. he drives a small car, and usually texts while driving. why should tessa refuse milo’s offer? milo texts while driving. milo listens to classical music. milo drives a small car. milo insists that everyone wear a seat belt.

Which statement about adolescene is false