POPSUGAR Fitness Pop Quiz Does Muscle Turn to Fat? by Fitness 6/14/07 0 Shares Like us on Facebook Sign up for our daily newsletter > Follow us on Pinterest Read More MythsMuscleQuizFat POPSUGAR, the #1 independent media and technology company for women. Where more than 75 million women go for original, inspirational content that feeds their passions and interests. Get Results With Our Fitness Newsletter Personalize Yoga Weight Loss Working Out Running Sign up with facebook or By signing up, I agree to the Terms and to receive emails from POPSUGAR. What’s Your Reaction? Thanks for your reaction Don’t forget to share this with your friends! 0 0 0 0 0 0 0Reactions cams 8 years Because if it did it would basically break every law of physics ever melda 8 years I read on some website it doesnt. fat cells just become smaller with exercise and eating healthy and when you stop it the start to store fat again, bigestivediscuit 8 years I actually know this from experience ... I'm quite tiny, and I used to weigh about 115 during the time I was training every day for ballet (I danced for about 14 years). When I quit, I lost between 8-10 pounds over a long period of time because I lost basically most of the muscle mass I had gained.