Roger: I'm suggesting that we show a bit more understanding and grace to those who, for whatever reason (which is likely none of our business), are 'recoil sensitive.'
The video of the Olympic Men's Skeet final is still up
http://www.nbcolympics.com/video/player....nelcode=sportsh
Watch the movement of the shooter's head in response to the light loads. The accumulative effect is indeed 'blows to the head', and the results are measurable by neuropsychiatric testing, though certainly variable between individuals.