Physiological Adaptations of Aging

What is aging?

The gradual and spontaneous changes that occur in maturation from infant to young adult. These changes create a normal physiologic decline seen in middle and late adulthood.

What is the definition of elderly?

A chronological age of 65 years old or older.

What is primary aging?

The inevitable deterioration of cells and tissues structure and function that occur independent of disease and lifestyle.

What is secondary aging?

The decline in tissue structure and function that occurs as a result of external influences, including non-communicable diseases and social behaviors, such as smoking and physical activity habits.

What are the 4 types of aging?

* Chronological
* Biological
* Psychological
* Social

What are characteristics of chronological age?

* Length of time a person has lived
* Calendar time
* Does not tell much about how a person is doing

What are characteristics of biological age?

* Focuses on age-related changes in biological and physiological processes
* Successful aging is when a person’s biological age is less than chronological. A person suffering from multiple medical complications has a biological age greater than their chronological age.

What are characteristics of psychological age?

* Person’s capabilities along with a number of dimensions of mental and cognitive functioning, including self-esteem and self-efficacy, as well as learning, memory, and perception.

What are characteristics of social age?

* Notion that society develops expectations regarding what is considered appropriate behavior regarding age. (Act your age)
* Later life physical activity CHOICES are dependent on an individual’s perception of what is age-appropriate behavior.

What is the life expectancy in the US?

78\.69 years

What is the life expectancy in Brazil?

75\.51 years

What is mortality?

Death rate

What is morbidity?

Illness rate living in a disabled state

What are the 5 D’s of morbidity?

* Discomfort
* Disability
* Dependency
* Doctor problems
* Drug interactions