Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Exercise and Cardiovascular Response01:20

Exercise and Cardiovascular Response

802
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...
802
Exercise Stress Test01:26

Exercise Stress Test

203
Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
203
Exercise and Cardiac Output01:17

Exercise and Cardiac Output

1.0K
Regular physical activity is essential for maintaining cardiovascular health, with aerobic exercises being particularly effective. According to the American Heart Association, 150 minutes of moderate to intense aerobic exercise per week is recommended for a healthy heart. Aerobic activities may include brisk walking, running, bicycling, cross-country skiing, and swimming, ideally performed three to five times per week.
Sustained exercise increases the muscles' oxygen demand, which can be...
1.0K
Cognitive Development During Adulthood01:30

Cognitive Development During Adulthood

96
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,...
96
Exercise and Muscle Performance01:27

Exercise and Muscle Performance

1.4K
Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
1.4K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Retraction notice to "The asymmetric nexus between air pollution and COVID-19: Evidence from a non-linear panel autoregressive distributed lag model" [Environ. Res. 209 (2022) 112848].

Environmental research·2026
Same author

Effects of Sol-Gel Sealing on Corrosion Behavior for MAO White Thermal Control Coating on MB15 Magnesium Alloy.

Materials (Basel, Switzerland)·2026
Same author

FePc/Mxene-Modified Electrode as a Highly Sensitive Sensing Platform for the Detection of Hg<sup>2+</sup> in a Water Environment.

Nanomaterials (Basel, Switzerland)·2026
Same author

Prevalence and Risk Factors of Dementia Among Older People of Gelao Ethnicity in China: A National Cross-Sectional Study.

CNS neuroscience & therapeutics·2026
Same author

Research progress on social participation of young and middle-aged stroke survivors: a narrative review.

Frontiers in psychiatry·2026
Same author

Efficacy of Huoxue Tongqiao Decoction combined with aniracetam in treating post-stroke cognitive impairment in elderly patients with ischemic stroke and its effects on serum levels of superoxide dismutase, glutathione peroxidase and nitric oxide.

Pakistan journal of medical sciences·2026

Related Experiment Video

Updated: Jun 29, 2025

Orienteering as a Tool for Cognitive Research: An Implementation Guide
07:13

Orienteering as a Tool for Cognitive Research: An Implementation Guide

Published on: November 29, 2024

749

Physical exercise frequency and cognition: a multicenter cross-sectional cohort study.

Chen Wen1, Jing-Huan Gan2, Guo-Wei Huang3

  • 1Department of Neurology, Beijing Tiantan Hospital, Capital Medical University, China National Clinical Research Center for Neurological Diseases, Beijing, China.

Frontiers in Aging Neuroscience
|March 25, 2024
PubMed
Summary

Regular physical exercise (PE) is linked to a lower dementia risk and improved cognition in older adults. Exercising three or more times weekly is optimal for most, while one to two sessions benefit those without hypertension.

Keywords:
Alzheimer’s diseasecognitive impairmentdementiahealthy guidancephysical exercise frequency

More Related Videos

Getting to Compliance in Forced Exercise in Rodents: A Critical Standard to Evaluate Exercise Impact in Aging-related Disorders and Disease
10:19

Getting to Compliance in Forced Exercise in Rodents: A Critical Standard to Evaluate Exercise Impact in Aging-related Disorders and Disease

Published on: August 22, 2014

14.2K
Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity
05:59

Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity

Published on: March 7, 2019

6.7K

Related Experiment Videos

Last Updated: Jun 29, 2025

Orienteering as a Tool for Cognitive Research: An Implementation Guide
07:13

Orienteering as a Tool for Cognitive Research: An Implementation Guide

Published on: November 29, 2024

749
Getting to Compliance in Forced Exercise in Rodents: A Critical Standard to Evaluate Exercise Impact in Aging-related Disorders and Disease
10:19

Getting to Compliance in Forced Exercise in Rodents: A Critical Standard to Evaluate Exercise Impact in Aging-related Disorders and Disease

Published on: August 22, 2014

14.2K
Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity
05:59

Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity

Published on: March 7, 2019

6.7K

Area of Science:

  • Gerontology
  • Neuroscience
  • Public Health

Background:

  • Dementia presents a significant societal and familial burden.
  • Effective prevention strategies and treatments for dementia are crucial.
  • Understanding the role of lifestyle factors, like physical exercise, is paramount for dementia prevention.

Purpose of the Study:

  • To investigate the association between the frequency of physical exercise (PE) and cognitive function in Chinese older adults.
  • To establish optimal physical exercise frequencies for dementia prevention and cognitive health.
  • To explore these associations across different dementia subtypes and demographic groups.

Main Methods:

  • A large-scale study involving 16,181 Chinese participants aged 65 and older.
  • Multivariate logistic and linear regression analyses were used to assess the relationship between PE frequency and cognition.
  • Subgroup analyses were conducted across dementia subtypes, age groups, and individuals with/without stroke or hypertension.

Main Results:

  • Physical exercise was significantly associated with a reduced risk of dementia (OR: 0.5414, p < 0.001).
  • Exercising three or more times per week showed a strong association with lower dementia risk (OR: 0.4794-0.6619, all p < 0.001).
  • Any frequency of PE was linked to cognitive improvement (β: 12851, p < 0.001), with significant benefits observed for exercising at least once a week (p < 0.001).
  • Individuals without hypertension benefited cognitively from exercising 1-2 times/week (OR: 0.6168, p = 0.005).

Conclusions:

  • Exercising three or more times per week is recommended as the optimal frequency for individuals across different dementia subtypes and age groups.
  • For individuals without hypertension, engaging in physical exercise 1-2 times per week also demonstrates cognitive benefits.
  • These findings highlight the importance of regular physical activity in maintaining cognitive health and preventing dementia in older adults.