What Are the Causes of Abnormal Head Posture? Abnormal head posture commonly occurs due to neck muscle problems, but the condition has eye-related or ocular causes too. Certain eye conditions can ...

Convergence insufficiency (CI) is an eye disorder where your eyes don’t move at the same time. If you have this condition, one or both eyes move outward when you look at a nearby object. This can ...

A person with convergence insufficiency has trouble getting the eyes to work together to focus on an object, resulting in difficulty with close-up tasks. Researchers do not know what causes the ...

Binocular vision disorders encompass a range of conditions that impair the coordinated function of the eyes, detrimentally affecting the ability to focus, process depth and maintain visual comfort.