I wouldn't waste my time with insulin unless you're competing, because a lot of times it'll either not do anything for you or put a lot of body fat on your frame.
I like how James has house rules and you better follow them. I don't think there's anything wrong with that. If you want to go to someone's house, you should respect them.
When you have a partially torn shoulder, that's not good at all. You want to make sure you're aware of what hurts and what doesn't. That will give you a good plan.