“For decades, optometrists have used the King-Devick test to aid in the diagnosis of ocular motor dysfunction and a need for vision therapy,” says Marc Taub, OD, MS, FAAO,...
“It’s about that Jell-O within that cranium,” says Dennis Cardone, an associate professor of orthopedic surgery at Langone Medical Center, and co-director of NYU’s Concussion Center. “How it moves...