The definition of maladroit is awkward or showing a lack of skills. An example of a maladroit person is an employee who cannot accomplish the simplest tasks of the job. noun
The historic view is that once brain cells are damaged or killed, they do not regenerate. Yet, research over the last 20 years is showing substantial evidence of cell regeneration, particularly in those under 40 year of age.
Thru plasticity, the brain forms new synaptic connections to reroute information around the damaged areas. What this means is if a certain set of cells are there to do one action, and those cells are damaged, other sets of cells may have to take over that action which is part of will brain heal itself.