Walking corpse syndrome:
It is a kind of mental disorder which found very rarely. The patient of this disease is under severe depression. He feels like he has lost very thing like his body also and feels like no more alive. Sometimes he feels like smelling his own flesh! This happens to people mostly don’t have sound sleep or taking too much cocaine. They may be psycho. They see themselves different from others.
Really unfortunately are the people who have these kinds of diseases.