Trainer Courtney Black has designed a monster 600-rep dumbbell session
This workout is intense and challenging
It will help you build strength and endurance
Follow along with Courtney as she guides you through each exercise
The workout includes exercises like dumbbell squats, lunges, and presses
You'll need a set of dumbbells and a mat to complete the workout
This workout is perfect for anyone looking to push themselves and take their fitness to the next level
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