A brain injury affects everything that makes a person who they are. It can rob sight, memory, communication, the ability to walk and hold things and even radically change personality. According to the Brain Injury Association of America, 1.4 million people in the U.S. sustain a brain injury each year. Meet Alexis, Derek, Mandy and Christian — four young people with different types of brain injuries, sharing the same path to hope through rehabilitation. See how a team of dedicated rehabilitation specialists use their skills and innovative technology to help the four rebuild their lives. Through compassionate care, these amazing individuals defy the grim prognosis of their injuries and make incredible progress.