i took a shot like i do always of my test e in my delt and its just about a week later and my arm seems to be a little swollen today injection site hurts like a bitch do i have anything to worry about or will this go away , i think this had happen before but the pain wasnt there it just looks like a swollen patch of skin over my bi but the site is hard and painful to the touch and movement maybe i went to deep , i dont know .