aspirate

I know, I know - you should always aspirate. And for the most part I usually do, unless it is too early in the morning and I forget or I am pinning at an awkward angle using my left hand. This morning I did not aspirate when pinning in my right delt, as I am pretty comfortable and confident with...

How many of you guys aspirate and do you think it is important to do so? I myself generally do but yesterday I was in a hurry and neglected to do so and guess what I must of hit a vein. Now let me tell you that 30seconds after I pinned I litterly got lock jaw chest was hurting like a mofo and...