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Old age is the range of ages for people nearing and surpassing life expectancy. People of old age are also referred to as: old people, elderly, elders, seniors, senior citizens, or older adults. [ 1] Old age is not a definite biological stage: the chronological age denoted as "old age" varies culturally and historically. [ 2]
The word gerontophilia was coined in 1901 by psychiatrist Richard von Krafft-Ebing. [ 2][ 3] It derives from Greek: geron, meaning "old person" and philia, meaning "friendship". [ 4] Gerontophilia is classified as a paraphilia, but is not mentioned in the Diagnostic and Statistical Manual of Mental Disorders or International Classification of ...
Gerontology (/ ˌ dʒ ɛr ən ˈ t ɒ l ə dʒ i / JERR-ən-TOL-ə-jee) is the study of the social, cultural, psychological, cognitive, and biological aspects of aging.The word was coined by Ilya Ilyich Mechnikov in 1903, from the Greek γέρων (gérōn), meaning "old man", and -λογία (), meaning "study of".
An old man at a nursing home in Norway. Elderly care, or simply eldercare (also known in parts of the English-speaking world as aged care ), serves the needs of old adults. It encompasses assisted living, adult daycare, long-term care, nursing homes (often called residential care ), hospice care, and home care .
Geriatrics, or geriatric medicine, [ 1] is a medical specialty focused on providing care for the unique health needs of the elderly. [ 2] The term geriatrics originates from the Greek γέρων geron meaning "old man", and ιατρός iatros meaning "healer". It aims to promote health by preventing, diagnosing and treating disease in older ...
t. e. Ageism[ 1][ 2][ 3] is a bias against individuals and groups based on their age, which may take the form of discrimination at all levels against such individuals and groups, up to and including victimization and bullying. The term was coined in 1969 by Robert Neil Butler to describe discrimination against the elderly, patterned on the ...
Centenarian. A centenarian is a person who has reached the age of 100 years. Because life expectancies worldwide are below 100, the term is invariably associated with longevity. The United Nations estimated that there were 316,600 living centenarians worldwide in 2012, [ 1] and 573,000 in 2020, almost quadruple the 2000 estimate of 151,000.
e. A gerontocracy is a form of rule in which an entity is ruled by leaders who are significantly older than most of the adult population. In many political structures, power within the ruling class accumulates with age, making the oldest individuals the holders of the most power. Those holding the most power may not be in formal leadership ...