Erikson (1974) suggests that middle adulthood ranges 40 to 65 years. However, Valliant (2002) postulates the crucial interval ranges between the age of 45 and 55. Additionally, Levinson (1978) proposes that between age 40 to 45, individuals move into the midlife transition period, and at this time an individual 's reevaluation and review of their life is a supposedly stressful period that is a trigger of the midlife crisis (Papalia, 2015, p. 474). The numerous stressors during middle adulthood may include an individual 's early life that is unfulfilled, unsatisfied dreams, or thoughts of aging and mortality (Papalia, 01/2015, p. 474). However, many individuals react with turning points then crisis to midlife changes and stressors (Berk, 2015, p. 558). Furthermore, stressors during middle adulthood might contribute to such a crisis in adults who experience problems about money, relationships, housing, family, and work (American Psychological Association, 2007 in Papalia, 2015, p. 455). …show more content…
However, individuals experience midlife is an influence of both biological and cultural/environmental influences. Interestingly, the socioeconomic status will impact all individuals regarding health, such as a predictor of individuals who can not afford health insurance, and education which is a predictor of a healthy lifestyle (Kail & Cavanaugh, 2013). The period in a person 's life that they experience crisis, lasting a year or more, presents as an atypical level of negativity, emotional instability, and significant critical changes. In fact, midlife does not exist as a concept in all cultures (Shweder