Nystagmus is the medical term to describe involuntary eye movements. The eyes may move vertically, horizontally, in circles, or erratically in different directions. Nystagmus affects about 1 in every ...

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 ...

In 2017, Karen Porter mentioned something unusual at a routine neurology appointment: Everything she saw appeared to be vibrating. The 57-year-old U.K. resident has chronic migraines, and over the ...

Assess patients with vertigo for focal neurologic signs and symptoms, sustained substantial headache or neck pain, inability to stand and spontaneous vertical nystagmus. Perform the Dix–Hallpike test ...

Researchers have overturned the long held view that congenital nystagmus, a condition where eyes make repetitive involuntary movements, is a brain disorder by showing that its cause is actually ...