Many of the 'improvements' are due to us finally finding a new way to do something. When we have finally let go of the old self, we get an opportunity to experience the capabilities of the new self.
I have had many improvements in my condition. Most I believe are due to finding these new ways to do things. When I try to do things the old way, the symptoms/struggles pop up in an instant without an prior warning.
It is this 'change of ways' that enables the improvement to manifest.
Dr Schutz explains these brain injury moment fixes quite well. He suggests that they are part of a lifelong willingness to work with out struggles, not against them.
His book (available online for a free download at
www.givebackorlando.comis a valuable resource.