Convergence Excess: Causes, Symptoms, Treatment

Convergence excess is a binocular vision condition where the eyes turn inward excessively during near focus, causing eyestrain, headaches, double or blurred vision, and concentration difficulties. It may result from...

What is Strabismus? (Misaligned Eyes)

Strabismus is a condition where the eyes are misaligned and don’t focus together, causing double vision. One eye may turn inward, outward, upward, or downward, leading to eye strain, headaches,...

What Is Vertical Heterophoria?

Vertical heterophoria is a binocular vision condition where the eyes are slightly misaligned vertically, causing headaches, dizziness, nausea, neck pain, poor coordination, and difficulty concentrating. It may result from genetics,...

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