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Informative Speech : A Speech On Dyslexia

Decent Essays

Dyslexia
Topic: Dyslexia
Purpose: To inform the audience about dyslexia.
Whenever you think of dyslexia, you may think of people confusing their left from their right or mixing run with fun or the number six with nine, but dyslexia is more than that.
The word dyslexia derives from Greek origin. The Greek prefix “dys” means difficult and the Greek “lexia” means read, so dyslexia means “difficulty in reading” (Hennigh 1995).
I. The definition of dyslexia.
According to Gavin Reid in his book Dyslexia A Practitioner’s Handbook, ¬dyslexia is a “specific disability that is characterized by difficulties with learning to read, write, and spell.”
II. The history of Dyslexia.
The term “dyslexia” was first introduced in 1887 by Dr. Rudolf Berlin when he suggested that difficulty with reading may be caused by “cerebral disease instead of brain injury” (Hennigh 1995).
III. What is Dyslexia? You may ask?
Dyslexia is also known as a language communication disability, which includes three categories.
The first category is visual dyslexia, it is characterized by reversal of letters and numbers; faulty sequencing of letters in words, numbers in series, and events in narrative; problems in processing, interpreting, and recalling images and more (Houston 1987).
The second category of dyslexia, auditory dyslexia, is not a disability caused by any loss of hearing but the difficulty in processing and interpreting the oral information which is heard. Auditory dyslexia cause problems in the phonological realm of speech such as: distinguishing certain consonant and vowel sounds, the difference in syllables, and the ability to rhyme (Houston 1987). The third is a combination of both visual and auditory dyslexia (Houston 1987).
IV. Who does it effect?
V. A common misconception about dyslexia is that it is related to intelligence, which it is not.
People with dyslexia are more likely to develop immunological problems.
VI. Causes
Specialist doctors and researchers are not precisely sure what causes a person to develop dyslexia.
Two chief causes of dyslexia are:
Genetic causes of dyslexia - a team at the Yale School of Medicine found that defects in a gene, known as DCDC2, were associated with problems in reading performance.
Acquired

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