I've been doing a lot of concentration curls but they haven't done a lick of difference for me. I started to do some incline curls and I've gotten a much more Improvement to the peak of my bicep
do you think going heavy on concentration curls might have been my mistake? I don't want to keep wasting time in the gym doing things that aren't going to give me any type of results
do you think going heavy on concentration curls might have been my mistake? I don't want to keep wasting time in the gym doing things that aren't going to give me any type of results