Never Stopping

Riddle: I never stop. Over me Metal will rust. I rot bodies. Without me we wouldn't move. What am I?

Answer: Time because over time metal will rust. And in some time bodies will rot and if we had no time we wouldn’t be able to move.

Source: https://www.riddles.com/6061

I never stop. Over me Metal will rust. I rot bodies. Without me we wouldn't move. What am I? — Never stopping by Anatolijs v1.

Riddle: I never stop. Over me Metal will rust. I rot bodies. Without me we wouldn't move. What am I? Answer: Time because over time metal will rust. And in some time bodies will rot and if we had no time we wouldn’t be able to move. — by Anatolijs v2.