how myostatin works diagram By Richie Simmons On: June 1, 2017 In No Comments Tweet Pin It About Author Richie Richie "Rich" Simmons, is a father. son, and grandpa. He followed his dream of coaching youth sports to help his local community. He is on a mission to change the world one activity at a time. View all posts by: Richie Simmons Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of new posts by email.