This is just my "bad self" "hypothesizing"...as if with a crack pipe in hand...
As frequencies approaching Gamma radiation's > 3 x 10^19Hz, you get a lot more energy that is even deadly....
...I think it is safe to say that it would kill you before it made your hari fall out...😉.....Don't quote me on that.....
Anyways..if you are refering to how a glass shatters, remember that is is rigid and your scalp is not...your scalp will proably "flex"