Lecture: Aging IQ

why are people living longer?

medical tech., medical advances in surgeries and treatments, more research for a healthier lifestyle (educational measures)

life expectancy

birth and death records and take the mean. 78.4 overall, 75.8 for men, 81.1 for women (this year)

why do women live longer than men

men do more stupid things

hormonal differences (more testosterone advances aging)

life span

how long a human can live despite illness and disease. 122-124

a difference between life span and life expectancy

life expectancy grows, but life span has stayed the same since they began research

true or false: the majority of adults over 65 have Alzheimer’s

false. 5% of people 65+ have it, and 33.4% of people 85+. 7 million people had it in US in 2025

true or false: people 65 years and older currently make up approximately 25% of the US population

false. it is 17.3%

true or false: a decline in all 5 senses typically occurs with aging

true, but there is variation

true or false: it is difficult for older adults to learn new things

false. it may take longer and instruction may need to be adjusted

true or false: most older adults lose interest in and the capacity for sexual relations

false

true or false: having pain is a typical age-related change

false. it is a sign of injury, disease, or illness

true or false: physical strength typically declines with age

true

true or false: approximately 50% of people 85 years and older live in nursing homes

false, it is less than 10%

true or false: a person’s height tends to decline in old age

true; cartilage between vertebrae shrinks, arthritis and osteoporosis are culprits, exercise can prevent