It's complicated. Do any kind of sports and muscle pain will just mean you worked hard, which is generally good. Do a martial art and you'll learn to ignore pa

It's complicated. Do any kind of sports and muscle pain will just mean you worked hard, which is generally good. Do a martial art and you'll learn to ignore pain from hits to non sensitive areas too. But if you have a brain you'll still care about joint pain and pain from hits to areas where it could cause serious damage. I'd let that shoulder heal a bit :)