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Nystagmus is a condition that causes involuntary, rapid movement of one or both eyes. The eye(s) may move from side to side, up and down, or in a circular motion. Nystagmus is often accompanied by vision problems, including blurriness. More »


Nystagmus /nɪˈstæɡməs/ is a condition of involuntary (or voluntary, in rare cases) eye movement, acquired in infancy or later in life, that may result in reduced ...

Nystagmus - American Optometric Association

Nystagmus is a vision condition in which the eyes make repetitive, uncontrolled movements, often resulting in reduced vision. These involuntary eye movements  ...

Nystagmus - 5 Main Types, Plus Causes and Treatments

Nystagmus most commonly causes the eyes to look involuntarily from side to side in a rapid, swinging motion rather than staying fixed on an object or person.
Learn about the eye condition nystagmus. More »
By Troy Bedinghaus, O.D., Guide

Nystagmus: MedlinePlus Medical Encyclopedia

The involuntary eye movements of nystagmus are caused by abnormal function in the areas of the brain that control eye movements. The part of the inner ear ...

What Is Nystagmus? - Eye M.D.-approved information from EyeSmart

Nystagmus is an involuntary, rapid and repetitive movement of the eyes — either horizontal (side-to-side), vertical (up and down) or rotary (circular).

Nystagmus - The Low Vision Gateway

Nystagmus is an involuntary rhythmic shaking or wobbling of the eyes. The term nystagmus is derived from the Greek word, “nmstagmos”, which was used to ...

Nystagmus — AAPOS

Congenital nystagmus onset is typically between 6 weeks and 3 months of age. Congenital motor nystagmus tends to be horizontal, bilateral, idiopathic (cause ...

Nystagmus - Home

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About Nystagmus
Nystagmus is an involuntary movement of the eye. It can be either physiologic or idiopathic in nature, and it deals with the vestibular-ocular reflex. The tell-tale sign of this condition is in the movement of the eye. There's an irregular smooth pursuit... More »
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Popular Q&A
Q: What is nystagmus?
A: Commonly, nystagmus is defined as rapid, repeated movements of the eyes. Clinically, physiological nystagmus is a type of eye movement characterized by alternat... Read More »
Q: What is nystagmus?
A: Nystagmus refers to uncontrolled eye movements. Nystagmus usually involves quick, jittery movements made by both eyes, both horizontally and vertically. There a... Read More »
Q: What are nystagmus
A: Nystagmus is an involuntary rhythmic shaking or wobbling of the eye... ...MORE... Read More »
Q: What is nystagmus?
A: Nystagmus is: A rapid, involuntary, oscillatory motion of the eyeba... ...MORE... Read More »
Q: Is this nystagmus?
A: yes I think that is what it is. what does your MD and your ophthalmologist say? Read More »