Eric "What I'm getting at is whether the PERFORMANCE of each arm is different or just the outward response of each arm"

Zac "the responce is different. sorry. "


Eric "Never mind...you didn't really answer questions put to you"

I'm having trouble following this thread. Maybe A little more detail would help. Do you do use the same weight and reps with each side when using dumb bells or does "go to failure" mean doing whatever each side can do even if that results in different reps for each side?