Related Experiment Video
Updated: Sep 23, 2025
07:13
Orienteering as a Tool for Cognitive Research: An Implementation Guide
Published on: November 29, 2024
925
Influence of current physical exercise on the relationship between aging and episodic memory and fluid intelligence
Hajer Kachouri1, Séverine Fay1, Lucie Angel1
1Centre de Recherches sur la Cognition et l'Apprentissage (CeRCA) UMR-CNRS 7295, Universit́e de Tours, France.
Acta Psychologica
|May 15, 2022
Summary
Regular physical exercise benefits episodic memory and fluid intelligence, particularly from two sessions weekly. This activity mitigates age-related cognitive decline in adults.
Area of Science:
- Cognitive Neuroscience
- Gerontology
- Exercise Science
Background:
- Cognitive decline is a significant concern during aging.
- Cognitive reserve factors, including education and leisure, may influence cognitive aging.
- The specific role of physical exercise as a cognitive reserve factor requires further elucidation.
Purpose of the Study:
- To investigate the impact of current physical exercise on episodic memory and fluid intelligence.
- To examine the interaction between physical exercise, age, and cognitive function.
- To control for other established cognitive reserve factors.
Main Methods:
- Recruited 208 participants aged 20-85.
- Assessed episodic memory using a free-recall task.
- Measured fluid intelligence with the Culture Fair Intelligence Test.
- Quantified physical exercise via self-reported weekly frequency (0-4 times/week).
- Statistically controlled for educational level, leisure activities, and vocabulary.
Main Results:
- Physical exercise demonstrated a beneficial effect on episodic memory and fluid intelligence, evident from 2+ sessions/week.
- A significant interaction was found between physical exercise and age for both cognitive domains.
- Physically active individuals exhibited a reduced impact of aging on cognitive performance.
Conclusions:
- Physical exercise acts as a potent and specific reserve factor against age-related cognitive decline.
- Consistent physical activity may preserve episodic memory and fluid intelligence in older adults.
- Promoting physical exercise can be a strategy to support cognitive health throughout the lifespan.
More Related Videos
06:17Author Spotlight: Investigating the Effects of Mind-Body-Movement Practices on Brain Function
Published on: January 26, 2024
2.2K
07:01Working Memory Training for Older Participants: A Control Group Training Regimen and Initial Intellectual Functioning Assessment
Published on: September 20, 2020
4.9K
Related Concept Videos
01:30Cognitive Development During Adulthood
327
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
327
01:19The Effect of Aging on Tissues
2.6K
Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
2.6K
01:26Aging
207
Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
207
01:20Exercise and Cardiovascular Response
1.1K
Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
1.1K
01:29Environmental Influences on Intelligence
448
Despite the strong genetic influence on traits like intelligence, environmental factors significantly shape outcomes. For example, while over 90% of height variation is due to genetic differences, environmental factors such as nutrition also have a notable impact. Similarly, for intelligence, changes in a child's surroundings can significantly alter their IQ. Research shows that enriched environments boost children's academic success and help them develop key cognitive skills. Children...
448
01:30Biological Influences on Intelligence
232
Intelligence is often thought to be linked to brain size, but the relationship is more complex than that. While brain size does correlate modestly with some abilities, like verbal skills, the connection is weaker for others, such as spatial reasoning. Other factors, like brain structure, also play crucial roles. For instance, despite Einstein's smaller-than-average brain, his parietal cortex, which is involved in spatial reasoning, was 15% wider, suggesting that neural density might matter...
232