How common are language-based learning disabilities?
It is currently estimated that nearly 20% of the US population struggles with learning disabilities. Learning disabilities negatively impact academic and social success in childhood. In adulthood, they can negatively impact success in the workplace. Of the learning disabled population, it is estimated that 80% have specific impairments in the areas of reading and written language. Dyslexia is the most common cause of reading, writing, and spelling difficulties.