Search results
Results from the WOW.Com Content Network
Productive aging refers to activities which older people engage in on a daily basis. Older adults have opportunities and constraints which are related to the productive aging process. The community and society need to develop more options for older adults to choose their way of being engaged in the community and contributing to others.
Ageing (or aging in American English) is the process of becoming older. The term refers mainly to humans , many other animals , and fungi, whereas for example, bacteria, perennial plants and some simple animals are potentially biologically immortal .
Population ageing is a shift in the distribution of a country's population towards older ages and is usually reflected in an increase in the population's mean and median ages, a decline in the proportion of the population composed of children, and a rise in the proportion of the population composed of the elderly.
In economics, factors of production, resources, or inputs are what is used in the production process to produce output—that is, goods and services. The utilised amounts of the various inputs determine the quantity of output according to the relationship called the production function .
They focused on the activation of the protein complex NF-κB in mice test subjects, which showed increased activation as mice test subjects aged in the study. This activation not only affects aging, but affects a hormone known as GnRH , which has shown new anti-aging properties when injected into mice outside the hypothalamus, while causing the ...
An elderly Tibetan woman holding a prayer wheel demonstrates the continuity theory. Despite their age, older adults generally maintain the same traditions and beliefs. The continuity theory of normal aging states that older adults will usually maintain the same activities, behaviors, relationships as they did in their earlier years of life. [1]
Old age is the range of ages for people nearing and surpassing life expectancy.People who are of old age are also referred to as: old people, elderly, elders, senior citizens, seniors or older adults. [1]
1977 To explain aging, Thomas Kirkwood proposed the disposable soma theory. According to the theory, the organism has only a limited amount of resources that it has to allocate between different purposes (such as growth, reproduction, repair of damage). Aging occurs due to the limitation of resources that the body can afford to spend on repair. [4]