"Right now I think the biggest help for us with concussion is that we now have objective and subjective signs," said Franks. "And you know, when I first started this it really was all about what the patient told us." According to Franks, the measurement of balance is a direct reflection of certain elements of brain function. Advances in computer-based neuropsychological testing--a process that compares pre- and post-impact scores to assess cognitive ability--help, too. "We can also now objectively look at cognition, the way the brain is working," he said.