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Exploding head syndrome (EHS) is an abnormal sensory perception during sleep in which a person experiences auditory hallucinations that are loud and of short duration when falling asleep or waking up. [2] [4] The noise may be frightening, typically occurs only occasionally, and is not a serious health concern. [2]
The people who do hear these sounds typically hear a faint hissing (cicada-like sound), buzzing or ringing, especially if they are otherwise in complete silence. [34] Hence, researchers who looked at the Taos Hum considered otoacoustic emissions as a possibility.
Noise-induced threshold shifts are seen as a notch on an audiogram from 3000 to 6000 Hz, but most often at 4000 Hz. [16] Exposure to loud noises, either in a single traumatic experience or over time, can damage the auditory system and result in hearing loss and sometimes tinnitus as well. Traumatic noise exposure can happen at work (e.g., loud ...
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A woman heard weird noises in her home in the middle of the night, and soon learned a stranger was living in her attic.
Imagined sounds such as humming, hissing, static, zapping and buzzing noises are reported during sleep paralysis. [5] Other sounds such as voices, whispers and roars are also experienced. It has also been known that one may feel pressure on their chest and intense pain in their head during an episode. [6]
Noise-induced hearing loss affects adults and kids alike. This condition develops when damage occurs to the delicate hair cells in the inner ear due to exposure to loud sounds or noises. Get more ...
In animals, including humans, the startle response is a largely unconscious defensive response to sudden or threatening stimuli, such as sudden noise or sharp movement, and is associated with negative affect. [1] Usually the onset of the startle response is a startle reflex reaction.