Ear wax is a naturally occurring substance called cerumen that is produced by glands inside the outer ear. Its role is to protect the delicate inner ear from foreign particles such as dust and bacteria.
Cerumen is made up from an oily mixture of skin, sebum, and excretions from the ceruminous glands as well as some skin proteins and fatty acids.
Normally, ear wax is naturally expelled from the ear through the movement of the jaw and nasal passages.
That said, some people may find their glands produce more ear wax than is necessary. This can lead to a build-up of ear wax in the middle ear. When this occurs, the ear canal can become blocked causing symptoms such as temporary hearing loss.
Some of the signs that you may have excessive ear wax include: