Degrees of hearing loss

The hearing loss or hearing impairment is classified in a variety of categories depending on the hearing threshold of the person. The hearing loss can be: mild, moderate, severe or profound.

Mild Hearing Loss

People with mild hearing loss, have some complications participating of conversations at low volumes, noisy environments and situations where the speaker is distant. The weakest sound perceived by people with this degree of hearing loss ranges around 25 to 40 dB.

Moderate Hearing Loss

People with moderate hearing loss, are not able to hear soft nor moderate intensity sounds. Verbal comprehension is mostly difficult if noises are present in the environment. The weakest sound perceived by people with this degree of hearing loss ranges around 40 to 70 dB.

Severe Hearing Loss

People with severe hearing loss, need assistance from a hearing aid device. Communication needs to be at a loud volume. Group conversations are only possible with a great amount of effort. The weakest sound perceived by people with this degree of hearing loss ranges around 70 to 95 dB.

Profound Hearing Loss

People with profound hearing loss, need assistance from a high end hearing aid. Communication is achieved with the help of lip reading and sign/body language. The weakest sound perceived by people with this degree of hearing loss is beyond 95 dB.