PSY 202 Lecture Notes - Lecture 11: Roy Walford, Maximum Life Span, Calorie Restriction
Document Summary
Physical, cognitive, emotional, and social changes with age. Life expectancy differs as a function of one"s country and living conditions. Positive outcomes in research with rats, but little research with humans. ), access to physical and mental health care, supportive social relationships, education, money: can help despite gender, racial/ethnic, ses differences in life expectancy, it"s never too late (or too early) to begin! Measures age differences & age changes; but largest costs in time and money. Cognitive aging: two kinds of intelligence crystallized. Knowledge and skills built up over a lifetime (e. g. vocabulary, math skills). fluid. Ability to use new information to solve problems (digit span, processing speed): aging patterns. Cross-sectional - decline in fluid abilities beginning in one"s 20"s; stability or increase in crystallized abilities. longitudinal - slower rates of decline than with cross-sectional studies. Relatively stable, little change across a 30 year longitudinal measurement, especially after age 30.
