1. Headaches
2. Eye strain
3. Blurred or double vision
4. Cross eyes or eyes that appear to move independently of each other
5. A dislike of reading and up close work
6. Short attention span during visual tasks
7. Turning or tilting of the head, or closing or covering one eye to read
8. Placing the head very close to a book or desk when reading or writing
9. Constant blinking or eye rubbing
10. Using a finger as a guide while reading and/or often losing where they are up to
11. Slow rate of reading or poor understanding of reading
12. Difficulty remembering what has been read
13. Leaving out words, repeating words or confusing similar words while reading
14. Poor eye-hand coordination.