1

When this question was asked it received quite a response, but one story stood out.

2

The beginning itself is intense but it gets even more so in the story.

3

Exploding head syndrome (EHS), alternately termed episodic cranial sensory shock, is a benign condition in which a person hears loud imagined noises (such as a bomb exploding, a gunshot, or a cymbal crash) or experiences an explosive feeling when falling asleep or waking up.

4

Basically sleep turns from a pleasant experience into a stressful one because of intolerable noises.

5