Why is it that visualizing helps you succeed?

Question

I've heard that visualizing and replaying over and over agian what you want to do in your head helps the outcome of it. Like if your in a basketball game, and you wanted to shoot the ball into the net, and seeing yourself shoot the ball into the net over and over agian helps make it become a reality. But why is that?

Answer 1

because you will work harder to get it because you are concentrating on it more and as you are day dreaming about it you think of different ways to get done what it is you want to get done.