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Signs and symptoms that indicate there is a visual problem:

Frequent headache: Pain in the forehead, temples, or behind the eyes, especially after visual tasks.

 Eye Dryness: 

1. • Burning, itching, or feeling of a foreign body in the eyes.
   • Watery eyes as a reaction to dryness or irritation.

Feeling of fatigue or tension in the eyes after reading, using screens, or engaging in prolonged visual activities.

Focus problems:

1. • Blurred vision up close or far away.
   • Difficulty in changing focus between distances.
   • Difficulty in keeping the task close with comfort.
   • He rubs his eyes a lot and they are frequently red.
   • Headache and itchy eyes during close tasks.

Double vision (diplopia): Seeing two images of a single object, either constantly or on certain occasions.

 Difficulty to read:

1. • It gets very close to the text to read.
   • Loss of place when reading or skipping lines.
   • Need to use a finger or marker to follow the text.
   • Moves his/her head when reading or writing.
   • Skip syllables, words, or lines while reading or reread the same line.
   • He/She vocalizes when reading quietly.
   • Close one eye or cover it.
   • Reading comprehension is low.
   • Read very slowly.
   • Confuses letters or words.
   • Invert letters or words.
   • He/She doesn't like to read or write.
   • He gets tired easily and doesn't maintain attention.

Dizziness or nausea: Related to problems with visual coordination or binocular vision.

Light sensitivity: Discomfort or eye pain in response to bright lights or changes in lighting.

Compensatory postures: Tilting the head, closing one eye, or getting too close to the visual material to see better.

Loss of interest in visual activities: Avoiding reading, writing, or using screens due to visual discomfort.

Eye-hand coordination problems: Difficulty catching objects, writing, or performing tasks that require visual precision.

Changes in academic or work performance: Decreased attention and concentration, especially in visually demanding tasks.

 General Inconveniences: 

1. • Feeling of "heavy," tight, or pressured eyes.
   • Constant need to rub one's eyes.

When to seek professional help?

If you frequently experience one or more of these symptoms, it is advisable to consult a developmental optometrist and visual rehabilitation specialist for a comprehensive eye exam, having first ruled out any possible pathology with an ophthalmologist. Early diagnosis can prevent complications and improve your quality of life.