I have often heard of food allergies, but there are even hearing allergies?

In addition, when patients with hearing loss or gradual decline have hearing hypersensitivity, they can use Hearing aid , Which helps to improve the hearing threshold while filtering and masking some noise in the environment.

Link:      I have often heard of food allergies, but there are even hearing allergies?

REF: Hearing Aids Supplier BTE Hearing AidsHearing Loss
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