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 PostsDo Some Types of Fat Make It Harder to Control Your Appetite?September 9, 2012Can Melatonin Help Prevent Age-Related Macular Degeneration?September 1, 2024Sweet Potato and Zucchini PattiesJune 21, 2015