Updated 15 October 2015

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Scientists say that we have earwax to help protect the delicate ear canal and to trap dust, foreign objects and small flying insects, but no one knows for sure.

It is known that the amount of wax you produce is genetically determined. One thing we do know is that wax build-up can cause symptoms like itchy ears, dizziness, a sensation of blocked ears and even a diminished sense of hearing.

If a build-up of wax is causing your ears to be blocked, find out how the doctor will remove it.

For all the latest news, visit the Health24 Hearing Management Centre.