Midlife crisis / Mid-Life Crisis is defined as the turbulent period of doubts and reappraisals of one's life. Likewise, it refers to a personal identity conflict that comes during middle adulthood, often around one's forties. The result of feelings of worthlessness and unresolved problems with intimacy and identity; frequently manifested in self -indulgent acts reflective of adolescent behavior.
Lexicon of Psychology - Terms, Treatments, Biographies,