No wonder I always felt it in my biceps and not the trapezius muscle!

https://feddit.org/post/13991992

what was the exercise? bench press?
Bend-over-rows. I was using mainly my arms for it…
It’s not inherently bad that you’ve been doing that (so long as it didn’t lead to injury), just means you’re more arm dominant. Just relax your arms a bit next time and pull from your back