Last week (Episode 18) we talked about a number of cognitive areas that work in tandem with visual processing. In this episode, we discuss vision problems and their impact on learning.
Vision Problems: Importance of vision screening (must rule out before testing)
Symptoms
- Frequent headaches or eyestrain
- Blurring of vision (near or far)
- Avoidance of close work or visually demanding tasks
- Poor judgment of depth
- Turning the head left right up or down
- Cover or close one eye, or favour the vision in one eye
- Double vision
- Difficulty following a moving target
- Dizziness or motion sickness
- Difficulty changing focus from distance to near and back again
- Poor hand-eye coordination
Academic Performance Problems
- Poor reading comprehension
- Loss of place, repetition, and/or omission of words while reading - Poor reading comprehension
- Eye fatigue when reading
- Words jump around when reading
- Difficulty copying from one place to another
- Difficulty concentrating
- Poor hand-eye coordination and writing
- Letter and/or word discrimination
- Difficulty judging sizes and shapes
Typical vision problems that can impact learning
1. Refractive errors
2. Accommodation
3. Eye teaming
4. Binocular vision
5. Peripheral Vision
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