The graph on the right represents the typical journey for a hearing impaired person towards better hearing. Often there is a long process of acceptance - many people wait longer than 5 years before they act on their hearing loss. This is a bad idea.
The faster you do something about your hearing loss - like getting your hearing tested and getting a hearing instrument - the easier it is for your brain to get used to hearing sounds again.
You decide how long you want this process to last. Find out more about the simplicity of the hearing test here