It's important for all of us who are imposed with certain physical boundary conditions to push those boundary conditions as far as possible and maintain as much independence as absolutely possible.
It is important to understand the brain injury for each individual person, because they can be really different. Where the injury is can give us important clues to what motor problems that individual will have. The time you have the biggest risk to having a stroke is as a baby, not as an adult so it is important to understand what may be happening in the infants brain.