Neurologist Oliver Sacks explains Charles Bonnet syndrome (pronounced sharls bon-A) a type of visual hallucination that affects 10% of visually impaired people. About 10% of hearing-impaired people get auditory hallucinations (most commonly music) for similar neurological reasons. Most are afraid to mention it lest others think they’re crazy.
If you work with clients, or have vision or hearing issues, you should know about this.