Focus on consciously squeezing your biceps while raising the dumbbells for added benefit.
Inner portion of your bicep.
A group of muscles on the inside of your lower arm.
Outer portion of your bicep.
Dumbbells
When gripping dumbbells, make sure you position your hands in the middle of the bar and not at the end next to the plates.
Exercises that target the same primary muscle groups and require the same equipment.
Exercises that target the same primary muscle groups with different equipment