And do not levy your personal, 'hell' as a refutation.
We're all there. We've all been through it. I'm going through it now. There's an entire forum dedicated to this specific anxiety (AboutBFS).
Anger is a typical response to fear, however it does not change fact.
That said, this is not an appropriate place to argue over this. PM me if you really must and I will give you those links or a place to look for them (this is only available to albert, I will not provide it to any one else and discourage seeking it out).
OP, you still don't have ALS, so don't fret.