Megalomania is a state of mental illness often characterised by delusional fantasies of wealth, power, or omnipotence. It includes an obsession with grandiose or extravagant things or actions.
Merriam Websters defines megalomania as :
: a mania for great or grandiose performance.
: a delusional mental disorder that is marked by infantile feelings of personal omnipotence and grandeur.
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Although megalomania is a term often ascribed to anyone who is power-hungry, the clinical definition is that of a mentalillness associated with narcissistic personality disorder (NPD).
Megalomania is also sometimes associated with bipolar disorder; a depressive illness that is characterized by mood swings from extreme lows to extreme highs.
Schizophrenia, a mentalillness characterized by a split personality, delusions, hallucinations and extreme paranoia, is also often found alongside megalomania.
Mental disorders also are tragic contributors to mortality, with suicide perennially representing one of the leading preventable causes of death in the United States and worldwide.
Because mental disorders may have severe symptoms, and often run a chronic or recurrent course, they are profoundly destructive, not only to life and productivity, but to the well being of families, causing immeasurable suffering to affected individuals and their loved ones.
Yet, clearly, the often unrecognized and untreated symptoms of mentalillness have a profound, long-term impact on the child's developing brain and his or her family, social, and academic interactions.