The King-Devick Test is used worldwide as a proven indicator of eye movement function using Rapid Number Naming.

The King-Devick Test involves planning and execution of eye movements, functions that research has shown involves a wide network of anatomical structures that bridge nearly every level of the brain. The intricacy and widespread distribution of this network make it susceptible to neurological dysfunction that according to peer-reviewed studies published in elite journals, can be detected by the King-Devick Test.

Click on the links below for a summary of research abstracts.