What demographic shift has occurred in society?
- Over the last century a variety of factors have increased life span in rapid fashion
- Today almost 1 in 10 people are over 60 years old in 2050 it will be 1 in 5
Describe the impact of healthy aging on speaking in reference to synaptic structure
With age, decline in production of complex synaptic structure
- Synaptic structure choice is determined by linguistic context: implicit learning or priming
- Components of implicit memory decline with healthy ageing
Describe the impact of healthy aging on speaking in reference to Tot
Tot indicates a disruption in the process of transmission between meaning and phonology
studies show Older adults experience Tot states more than younger people
Describe the impact of healthy aging on understanding language
- Age related performance difference in accuracy and speed for synaptic comprehension
- Decline in synaptic comprehension is related to decline in working memory and processing speed
What are Lifestyle factors that impact brain on brain health and cognition throughout lifespan
Sleep
Diet
Exercise
Cognitive training
What impact does Regular physical exercise have on cognition
- Habitual exercise offsets (decreases) the natural age related decline in brain blood flow
- Higher cardiorespiratory fitness levels associated with: Greater gray matter volume in the prefrontal cortex and hippocampus
What impact does regular fitness have on language
- Aerobic fitness related differences in word finding abilities
- The higher the aerobic fitness score the lower the probability of experiencing Tot
Lifestyle factors modulate cognitive aging what are future steps?
Intervention research
