Optometry students King and Devick based their 1976 eye movement test on the Pierce Saccade and Gilbert Tests. They did not disclose such reliance, or publication of ...

OAK BROOK, Ill. (WLS) -- A concussion test developed by a suburban company is now being used by several teams in the National Hockey League. In the King-Devick test, athletes read a series of numbers ...

More than 25 years ago, Pete Ryan was blindsided during a football game and couldn't remember the second half. Finally, Monday, he was tested for a concussion. Ryan, the Saginaw Heritage athletic ...