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The most common cause of hyperacusis is overexposure to excessively high decibel (sound pressure) levels, which can cause acoustic trauma. [1] An acoustic shock , which can lead to symptoms such as hyperacusis and ear pain, can also occur after exposure to an unexpected moderately loud to loud noise, even if this does not necessarily result in ...
Misophonia (or selective sound sensitivity syndrome) is a disorder of decreased tolerance to specific sounds or their associated stimuli, or cues.These cues, known as "triggers", are experienced as unpleasant or distressing and tend to evoke strong negative emotional, physiological, and behavioral responses not seen in most other people. [8]
Certain sounds, such as fingernails drawn down a blackboard, cause strong feelings of aversion or even fear in most humans. A 2004 study claimed that the blackboard sound was very similar to the warning cry of Siamang gibbons and hypothesized that a vestigial reflex is what causes the fight or flight reaction in humans. [ 3 ]
People often report it overlaps with another more recognised condition called misophonia - an intense dislike of other people's noises, such as heavy breathing or loud eating. 'It can be life ...
Scraping a chalkboard (also known as a blackboard) with one's fingernails produces a sound and feeling which most people find extremely irritating. The basis of the innate reaction to the sound has been studied in the field of psychoacoustics (the branch of psychology concerned with the perception of sound and its physiological effects).
Image credits: anon #6. Being born with only one ear and a few other issues with my face. Potential diagnosis of mild Goldenhar's. I thought it was the best thing ever and totally normal until I ...
Sound annoyance is a subjective matter and cannot be covered by law. In the Netherlands the government set up laws to protect households and other noise-sensitive buildings like hospitals and schools from noise pollution. There are different laws for different sound sources; airplanes, traffic, industry and neighbours. [13]
By RYAN GORMAN Horrifying video has emerged of doctors pulling maggots out of a man's ear. The unidentified Indian man went to a doctor's office to complain about hearing a non-stop buzzing sound.