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Seated bicep curls: (A) one-arm dumbbell concentration curl increases... | Download Scientific Diagram
![Barbell curls vs. dumbbell curls. Which is the more effective bicep exercise and why? - AST Sports Science Barbell curls vs. dumbbell curls. Which is the more effective bicep exercise and why? - AST Sports Science](https://i0.wp.com/ast-ss.com/wp-content/uploads/2009/10/barbell-curl.jpg?fit=600%2C557&ssl=1)