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 ...

Nystagmus in dogs refers to the flickering or twitching of the eyes. In most cases, flickering eye movements are entirely normal. But they can become concerning if the movements happen when your dog's ...

Please provide your email address to receive an email when new articles are posted on . Patients with idiopathic infantile nystagmus syndrome had better best-corrected visual acuity and contrast ...