Dumbbell Concentration Curl February 18, 2008 by Cathe Friedrich Lorraine performs a dumbbell concentration curl during today’s rehearsal of STS Meso #1 Categories: Behind The Scenes, Blog, Rehearsals, STSTags: cathe, dumbbell concentration curl, exercise dvds, fitness dvds, rehearsal, STS, weightlifting dvd, workout dvds Leave a Comment Related PostsCan You Speed Up Your Metabolism Through Lifestyle?May 10, 2015Resistance Training Vs. Aerobic Exercise for Belly Fat: Which is More Effective?January 4, 2015Do Ultra-Processed Foods Contribute to Leptin Resistance?April 7, 2024