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"