How do musels helps us​

Muscles pull on the joints, allowing us to move. They also help the body do such things as chewing food and then moving it through the digestive system. Even when we sit perfectly still, muscles throughout the body are constantly moving.

Muscles pull on the joint allowing us to move.

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during the 1920s the goal of the united states was not letting business collide or go down or even compete this was due to wwl