Not sure but, I remember reading somewhere that toning up isn't a whole new physical transfermation but the result of your nerves being more alert. "Muscle tone is residule tension is a relaxed state" - Unknown (forget who said this. I think this author is saying that the stronger you are the harder you will be. Please comment
-------------- \"I\'m not concerned with body building; I\'m just trying to make people normal human beings\" - Joseph Pilates