Locked-in syndrome, where a person with a fully functioning brain is trapped in a completely paralyzed body, is one of neurology’s most vexing (and terrifying) problems. Physicians and researchers have struggled for years to establish an objective way to determine level of consciousness that doesn’t require patients to express themselves through some form of muscle movement. New research could hold the solution, with a technique that directly quantifies brain activity by measuring the its response to a magnetic coil.
via Gizmodo
