describe primary aging
are-related changes that have a physiological basis and are universal and inevitable (ex grey hair and rinkles)
what is secondary aging?
are related changes that are due to social and environmental influences, poor health habits or diease ex) diabetese
tertiary aging?
rapid decline/changing in function shortly before death
what can the factors associated with secondary ages be viewed in relation to?
an individual with respect to the population–> looks at health indicators that influence pop as a whole
what is DALY?
disability-adjusted life years
what is HALE?
health-adjusted life expectancy: measure of pop health