most of the comments BM made were domestic and local issues, but the most important comment was when he talked about 9/11 and how ignorance has life and death consequences , on the eve of Iraq war...
like i said i disagree with him using the word dumb, i feel americans are mostly good hearted people that are easily lead to believe almost any thing that their government says.
i feel OP asked his question in "over 35" because he assumed he will get an answer from people with experience , a guy like you with 37,295 posts and over 100,000 rep pwr, you could have gave him a...
use the weight that your weak arm is comfortable with and focus on form during your workout, do this till your weaker arm catch up with the stronger arm,
OP. this is a very useful video with lots of info on how much weight to lift and how to lift "correct form" learn from it and you will get the pump you want. good luck