Cognitive changes refer to the transformations and developments that occur in an individual's mental processes, such as perception, memory, problem-solving, and decision-making, throughout adulthood. These changes can involve both gains and losses in cognitive abilities.
Neuroplasticity is the brain's ability to reorganize itself by forming new neural connections throughout life. It allows for learning and adapting to new experiences.
Fluid intelligence refers to the ability to think logically and solve problems independent of acquired knowledge. It tends to decline with age.
Crystallized Intelligence: Crystallized intelligence is accumulated knowledge gained through past experiences and education. It tends to increase with age due to learning and exposure.