`` some veterans swear the damage is temporary.others believe that you can never fully recover.where the delicate balance of neurotransmitters and brain chemistry are concerned , there is no true and absolute measure.the reports of recovering addicts are subjective and based on each persons memory of what normal used to be carol knew that her anxiety was from a physical cause.she had sedated herself to sleep every night and now her normal sedating ability was gone.in its place , every nerve ending was on fire.she had been able to talk herself through the torment by understanding its cause.her recent depression , however , was beyond her control.the sadness and hopelessness she woke up with every day did not give a rats ass regarding its cause.there was a hole in her soul.it was pain of a nature that screamed to be removed and the need to wait for healing was not accepted or understood .