10 Discussion posted 3 years ago by JollyJoker 3 years ago by JollyJoker +11 / -1 15 comments share 15 comments share save hide report block hide replies
It could be the gauge or length of the needle.
Probably has more to do with the precise injection location. If the needle is closer to a nerve or there’s more pooling of the liquid it will probably cause more discomfort.