Aphasia is a speech disorder where a person has trouble in formulating words, losing the ability to write, speak and read and trouble in finding the words. It also affects the visual sign language. In aphasia, an individual’s language cognition is affected i.e. the thought process that goes behind the verbal speech is affected.
The cause is due to damage to the part of the brain that control language and word formation i.e. regions of the left hemisphere of the brain and other causes include