As others have said, soreness doesn't indicate how hard you're hitting them. If you REALLY want to feel them the next day, or if you don't think your biceps are growing, throw some 21s, negatives, or...
Chain gyms like that are really focused on sales. If I were you, I wouldn't let it bother me. The salesguy was probably just pissed that he wasn't going to get more money out of you for unnecessary...
DB flat bench today at the gym...last week I was able to do up to 12 reps with 40s, then 7 with the 45s (would have hit 8 reps if I rested longer between sets). Anyway, this week, I got 9 reps with...
Have you ever tried negatives? Grab the 25's and have someone else help you curl them up, and then you lower them by yourself as slowly as possible. Your spotter then pushes the weights back up and...
Definitely ditch the straps and gloves until you develop some grip strength. I only use my straps when I absolutely need them (i.e. heavy deadlifts or rows).
There was a study published in 2009 out of Texas A&M which found that BCP can hinder muscle growth...but I think more studies need to be done. It showed a statistically significant difference, but I...