Autor*in • 4 Bücher
Weights on the BOSU® Balance Trainer : Strengthen and Tone All Your Muscles with Unstable Workouts
Brett Stewart, Jason Warner
Ultimate Jump Rope Workouts : Kick-Ass Programs to Strengthen Muscles, Get Fit, and Take Your Endurance to the Next Level
Functional Cross Training : The Revolutionary, Routine-Busting Approach to Total Body Fitness
7 Weeks to 10 Pounds of Muscle : The Complete Day-by-Day Program to Pack on Lean, Healthy Muscle Mass
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