Are there any underlying causes to adult dyslexia?
There are sometimes underlying causes to adult dyslexia but it is hard to determine, sometimes, whether the cause is truly underlying or if it is simply overlapping or contributory. Auditory processing disorder is one such case where people hear things in reverse which in turn can lead to them writing it down or processing it wrong. Another condition might be Attention Deficit Hyperactivity Disorder, or ADHD, where it is hard for the person to concentrate on one thing long enough for the information to be processed. There are even conditions, such as scotopic sensitivity syndrome, or Irlen syndrome, where a person is sensitive to certain light wavelengths. This sensitivity makes visually processing difficult for the person. What are some theories of dyslexia? There are many theories regarding adult dyslexia or dyslexia in general. Some of these are: evolutionary hypothesis, phonological deficit theory, visual theory, cerebellar theory and rapid auditory processing theory. Evolutionary
