Cognitive difficulties(executive functions)
Fatigue with reading
Comprehension drops after a time
Short attention span
Difficulty keeping place when reading
Finger following when reading
Slow word by word reading
Reversals of letters of words
Skips, rereads or omits words or lines
Poor handwriting, tight pencil grip
Reading part of word, guessing the rest
Head tilt when reading
Covers one eye when reading
Poor co-ordination, clumsy, "klutzy"
Tension or irritability with close work
Vision blurry or occasionally doubles
Words move about on the printed page
Eye strain with computer work
The five year old with the vocabulary of a ten year old, but who still can't ride a tricycle.
The person who can't ride in a car or walk up open stairs or climb bleachers without getting dizzy.
The high school or college student who is very bright, but has to spend more hours studying than classmates.
The computer programmer who gets headaches all day - and the attorney who can't get all the reading done.
The fifth grader who used to get A's, now gets C's, and doesn't like to read any more since the books got bigger and the print got smaller.
The student athlete who shoots great baskets, but only from the right side - and the amateur baseball player who loves the game, but can't quite hit the ball.

Adults and children with learning difficulties where vision processing is involved
Dyslexia
Dyspraxia
ADD - ADHD