High Level Mobility Training in Ambulatory Patients With Acquired Non-progressive Central Neurological Injury

Inclusion Criteria: * Referred to physical therapy with an Acquired Non-Progressive Central Neurological Injury (traumatic brain injury, stroke, brain tumor, spinal cord injury) for 3 months or more * capacity to consent * ability to read and write English at the sixth grade level * able to walk twenty meter without physical assistance or an assistive device, however they can use a brace. * self-selected gait speed of 0.6 m/s or greater when performing 10 meter walk test. Exclusion Criteria: * Adults subjects diagnosed with a progressive central or peripheral neurological disorder or an acute non progressive central neurological disorder (less than 3 months) * Subjects who require physical assistance or an assistive device to walk twenty meters or demonstrate self-selected gait speed less than 0.6 m/s * Subjects who are already able to run independently in the community * Participants who are unable to complete the 12 physical therapy visits at prescribed skill level as established by protocol * Participants who reports \>4/10 on NPRS with lower extremity weight bearing.