Search results
Results From The WOW.Com Content Network
Erik Erikson and Carl Jung proposed stage theories [2] [3] of human development that encompass the entire life span, and emphasized the potential for positive change very late in life. The concept of adulthood has legal and socio-cultural definitions. The legal definition [4] of an adult is a person who is fully grown or developed.
Toward the end middle adulthood however, physical and mental changes become more prominent, as does the reality of retirement. Although experienced at different times and to various extents, these events trigger the reality that one is entering old age and thus becoming a senior member. [1]
Youth has a certain unique quality in a person's life; it is a bridge between childhood and adulthood. Youth is a time of radical change—the great body changes accompanying puberty, the ability of the mind to search one's own intentions and the intentions of others, the suddenly sharpened awareness of the roles society has offered for later life.
In developed countries, many people in their later 60s and 70s (frequently called "early old age") are still fit, active, and able to care for themselves. [18]: 607 However, after age 80, they generally become increasingly frail, a condition marked by serious mental and physical debilitation. [19]
However, research suggests that the aging process is associated with several structural, chemical, and functional changes in the brain as well as a host of neurocognitive changes. Recent reports in model organisms suggest that as organisms age, there are distinct changes in the expression of genes at the single neuron level. [ 4 ]
A midlife crisis is a transition of identity and self-confidence that can occur in middle-aged individuals, typically 45 to 64/65 years old. [1] [2] [3] The phenomenon is described as a psychological crisis brought about by events that highlight a person's growing age, inevitable mortality, and possible lack of accomplishments in life.
This is sometimes done in reference to changes in the brain that may correspond to changes in behavior over the course of the development. Mathematical modeling is useful in developmental psychology for implementing theory in a precise and easy-to-study manner, allowing generation, explanation, integration, and prediction of diverse phenomena.
With age inevitable biological changes occur that increase the risk of illness and disability. UNFPA states that: [121] "A life-cycle approach to health care – one that starts early, continues through the reproductive years and lasts into old age – is essential for the physical and emotional well-being of older persons, and, indeed, all people.