Hey, im a rookie @ this.. Im takin Uni Deca.. i took my first injection no problem just pain for a day or 2... i took my 2nd shot and its going to be a week tomorrow and Ive been havin pain since not extreme pain.., I also have a knott about the size of a baseball it hurts when i sit but doesnt bother at all when im at the gym.. Should i see a doctor or is this normal??? PLEASE HELP.. Thanks