How To Unsubscribe To Wordpress How To Unsubscribe From Wordpress Blogs?

How to unsubscribe from Wordpress blogs? - how to unsubscribe to wordpress

I have a Wordpress blog http://musicademy.com/blog
I can not understand how participants can decide / unsubscribe from our database.
I know how I remove myself as Administrator, but I want to know how it is
Can anyone help please?