This is a learning disability that affects reading and related language-based processing skills. The severity of this specific learning disability can differ in each individual but can affect reading fluency, decoding, reading comprehension, recall, writing, spelling, and sometimes speech and can exist along with other related disorders. Dyslexia is sometimes referred to as a Language-Based Learning Disability.
Signs and Symptoms
Reads slowly and painfully
Experiences decoding errors, especially with the order of letters
Shows wide disparity between listening comprehension and reading comprehension of some text
Has trouble with spelling
May have difficulty with handwriting
Exhibits difficulty recalling known words
Has difficulty with written language
May experience difficulty with math computations
Decoding real words is better than nonsense words
Substitutes one small sight word for another: a, I, he, the, there, was
Strategies
Provide a quiet area for activities like reading, answering comprehension questions
Use books on tape
Use books with large print and big spaces between lines
Provide a copy of lecture notes
Don’t count spelling on history, science or other similar tests
Allow alternative forms for book reports
Allow the use of a laptop or other computer for in-class essays
Use multi-sensory teaching methods
Teach students to use logic rather than rote memory
Present material in small units
Language Processing Disorder

Parents who suspect the symptoms stated earlier here are expected to talk to professionals rather than forcing the child to learn what he/she has no capacity to learn. There are specialists in learning disabilities and foundations, therapists, and other professionals who could help with such issues.