thanks bro good info. As for this cycle im doin, this is my 3rd week. Week one i did my left delt in the center, got a knot but it went away 2 days after the shot, week 2 i did my outter quad, got a knot and it went away the next day, this being week 3 i did my right delt, but did a slightly different spot closer to the back of the delt, im not doin that spot again cause this is the only time ive gotten this bad of swelling, its deff going away now tho, my gear is good, i used to left over sciroxx cyp 250 i had for the first 2 shots , and this one was the test e with .5 left of the cyp in it as well, but ya my stuff is fairly cold when i take it outta my droor, A) im gonna go back to doin 2 shots a week, and B) gonna try heating it . ill update you next tuesday after my shot on monday, thanks again bro.