Reduce Injection Pain With Simple Trick
If this video is legit (and I am guessing it is, as I trust the source), you can learn to reduce the pain of an injection with a simple trick.
Cough. Yes, cough. According to National Geographic's Facebook page, the next time you need to get an injection, if you cough as the injection is being administered, the pain will seem to be much less than without the cough.