The school season is full of excitement—new shoes, old friends, and the promise of a fresh start. But for too many children, an invisible barrier follows them into the classroom. It’s not a lack of motivation, poor teaching, or even weak study habits. The problem is their vision.

According to the American Optometric Association, one in four school-age children has an undiagnosed vision problem. Yet CDC data shows that fewer than 15% of preschool children receive an eye exam by a professional. The consequences can be lasting. Certain conditions—such as amblyopia, or “lazy eye”—become much harder, sometimes impossible, to correct if missed beyond a critical age.

And the stakes are enormous. Experts estimate that up to 80% of learning is visual. When a child can’t see clearly, they can’t learn clearly. To complicate matters, most children don’t announce, “I can’t see.” Instead, they adapt—squinting, fidgeting, or avoiding close-up work altogether. Too often, they’re mislabeled as distracted, uninterested, or even struggling with behavior problems, when the real culprit is their eyesight.


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10 Sneaky Signs Parents Often Miss

Vision problems rarely wave a red flag. More often, they masquerade as personality quirks or learning challenges. Here are ten subtle warning signs that may suggest a hidden vision issue:

  1. Squinting, closing, or covering one eye to see clearly
  2. Frequent eye rubbing or blinking, even when not tired
  3. Tilting or turning the head to focus better
  4. Losing place or using a finger to track words while reading
  5. Avoiding reading or close-up work, misinterpreted as disinterest
  6. Short attention span or headaches during homework or crafts
  7. Holding books, tablets, or phones too close to the face
  8. Watery eyes or light sensitivity interfering with activities
  9. Difficulty with sports coordination, such as catching or hitting a ball
  10. Skipping small words, reversing letters, or misreading lines beyond the typical age range

Why Comprehensive Eye Exams Matter

School screenings are not designed to catch most of these issues. At best, they measure distance vision—the ability to read large letters on a chart. What they don’t measure are the skills essential for learning: near vision, eye coordination, depth perception, and focusing ability. A child may “pass” a school screening and still struggle every day with reading, writing, or paying attention in class.

A comprehensive eye exam evaluates the full spectrum of vision and eye health. It is as fundamental to school readiness as a well-child physical. Early detection is critical because many conditions can be corrected with glasses, vision therapy, or straightforward treatments when found in time. Without that detection, the disadvantage only deepens.

Seeing Clearly Moving Forward

Clear vision is not simply about reading the board. It shapes a child’s confidence, academic progress, and ability to participate fully in life—from decoding words on a page to tracking a ball on the playground. Addressing vision problems doesn’t just sharpen eyesight; it opens doors to learning and thriving.

As families prepare for the school year, there’s one item worth adding to every checklist: a comprehensive eye exam. Backpacks, pencils, and schedules may prepare a child for the first day, but clear vision prepares them for every day that follows.

Learn more or book your child’s eye exam at https://www.azeyeinstitute.com/


Author: Dr. Emilio M. Justo is a board-certified ophthalmologist and founder of the Arizona Eye Institute & Cosmetic Laser Center in Phoenix. Learn more about Dr. Justo’s professional achievements at https://DrEmilioJusto.com .