15-Minute Dumbbell Workout Sculpts Arms and Upper Body
- 15-minute dumbbell arm workout from Fitbymik sculpts and shapes arms and upper body
- Works triceps, biceps, shoulders (front, side, and rear delts), back, and chest
- Combines moves to increase time under tension and muscle recruitment
- Advises being mindful of form, using lighter weights to focus on movements
- Mainly a front-body workout hitting triceps, pecs, and front delts