Hearing loss can be divided into four categories depending on the level of hearing loss*: mild, moderate, severe and profound. Watch the video to understand these four levels better.*World Health Organization, 2016
The ear is made up of three parts:
- the outer ear
- the middle ear
- the inner ear
Knowing how the ear works is important for understanding hearing loss. Hearing loss can be divided into three types depending on which part of the ear is affected.