Todd Lee, M.D discusses the mechanics and importance of Myostatin and Follistatin for muscle growth. Read the articles here: Myostatin: www.mindandmuscle.net/articles/myostatin/ Follistatin:www.mindandmuscle.net/articles/follistatin/ Mindandmuscle.com Your guide to everything muscle! Knowledge, Inspiration, Supplementation, Results. Specializing in Prohormones and Workouts supplements.