"this disorder, which literally means "splitting of the mind," affects less than 1 percent of the population; people who are affected have trouble distinguishing whether their thoughts, perceptions, and experiences are real or imagined."

Schizophrenia, not to be confused with Multiple Personality Disorder. Psychological symptoms include: hallucination, paranoia, hearing voices, depression, fear, persecutory delusion, or religious delusion. 1.1% of the population suffers from Schizophrenia as estimated in 2014.

Urban growth invariably feeds increased commercialization and industrialization. it requires continually expanding land areas. when urbanization rates are high, and countries do not have the institutional and managerial capacities or economic wherewithal to manage such rapid growths, they exert intense pressure on the types and nature of the resulting settlements. they contribute to the development of overcrowded slums and shanty towns without adequate essential services and necessary infrastructure.-by asit k. biswas and cecilia tortajada