The successful oldness, Neri (1993), occurs with preservation of the objective health, auto-cited health and of the functionality in the standard of the young adults. Some excellent or ideal state of personal and social well-being means to take as reference source. Relative 2006, cites Rower and Kahn (1987) on two determinative factors of one ‘ ‘ successful oldness ‘ ‘ ; maintenance of good vitality (physical and mental health) and the capacity to recover estresse of it (resilience). The oldness with pathology is characterized associated degeneration the chronic patologias typical of the oldness. Here the functionality and the standard of physical and mental health of the young adult are less clear or absent. With the presence of degenerative chronic illnesses/limiting the individual severely (RELATIVE 2006, cites NERI 1993). The aging of the world-wide population is a relatively recent phenomenon.
A population ages when a considerable increase of the ratio of people classified as of advanced age in the total of this population is registered. The index comumente used is the ratio of the aged population, 65 years or more. A ratio of 10% or more than the population indicates the presence of an old structure, in relation to the age. For year 2000, the world-wide population of 65 years or more reached the cipher of 418 million, or 6.6% of the total world-wide population. The medium age, in world-wide level, increased of 23,5 in 1950 for 26,8 in 1998, projecting itself for 2050 that this age will be in 37,8 (United Nations, 1998). Birren and Bengston 1988 are cited by Relative 2006, when saying that the processes of the aging understand alterations, transformations of the organism after the sexual maturation. The aging if makes social gift with regular modifications in the appearance, behavior, experience and papers. It has beginning at diverse different times pair functions of the organism, occurring in changeable rhythms and peculiar speeds to each individual.
This process means the reduction gradual of the survival probability. The experience of the aging is not homogeneous; being common in Brazil the aging with some degree of physical and functional disunion (NERI1993, cited for RELATIVE 2006).