Mental Health in Kolkata: Exploring the Reasons Behind Psychiatric Disorders in Kolkata. The Growing Concern in Kolkata Reasons Behind Psychiatric Disorders. In recent years, Kolkata has witnessed a notable increase in reported cases of psychiatric disorders. This trend has raised significant concerns among healthcare professionals and policymakers alike. One of the primary factors contributing to the rise in psychiatric disorders in Kolkata is economic instability. High levels of unemployment, poverty, and financial stress can exacerbate mental health issues among the population.