Acoustic shock is the set of symptoms a person may experience after hearing an unexpected, loud sound.
They suggest that these symptoms may result from a loop involving the middle ear muscles, peripheral inflammatory processes, activation and sensitization of the trigeminal nerve, the autonomic nervous system, and central feedbacks.
Proper use of the headset and preventing mobile phones from being used in call centers reduces the chance of feedback.
[3] 84 BT employees with depression, headaches and other health problems demanded compensation for injury sustained from acoustic shock at work.
[9] In March 2018, a musician won a claim for damages against the British Royal Opera House for acoustic shock caused by excessive noise during orchestral rehearsals.