Published online by Cambridge University Press: 07 July 2004
A basic notion relating to development during adulthood and old age, according to a lifespan perspective, refers to the progressive increase in individual differences in psychological wellbeing. It is possible to find diverse ‘health trajectories’, shaping patterns of evolution regarding the general health of adult and elderly individuals, such as (1) permanent good health (2) good health most of the time and decline by the end of life (3) health decline and recovery (4) permanent poor health, (5) progressive decline and (6) irregular health.