Muscles make all movements possible. Without muscles, we couldn't eat or stand or even breathe; our heart would even stop pumping. Luckily the human body is made up of hundreds of muscles. Learn all about the different kinds of muscles and how they work.
Muscles make all movements possible. Without muscles, we couldnt eat or stand or even breathe; our heart would even stop pumping. Luckily the human body is made up of hundreds of muscles. Learn all about the different kinds of muscles and how they work.