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

Longitudinal Research02:20

Longitudinal Research

12.0K
Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
12.0K
Bone Disorders01:29

Bone Disorders

3.5K
Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
3.5K

You might also read

Related Articles

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

Sort by
Same author

Extent of intramedullary short tau inversion recovery signal change predicts traumatic cervical spinal cord injury outcomes in surgically treated older adults: a multicenter study in Japan.

Asian spine journal·2026
Same author

Efficacy of Corticosteroid Addition to Selective Nerve Root Block for Lumbar Radiculopathy: A Multicenter Prospective Cohort Study.

Spine surgery and related research·2026
Same author

Correction to: Impact of timing of menopause on musculoskeletal disorders and associated pain in community‑dwelling women: the Yakumo study.

International orthopaedics·2026
Same author

Impact of timing of menopause on musculoskeletal disorders and associated pain in community-dwelling women: the Yakumo study.

International orthopaedics·2026
Same author

Factors associated with favorable outcomes of floating fusion or lumbosacral spinal fusion in adult spinal deformity surgery: an analysis of the incidence of mechanical complications from a multicenter study.

European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society·2026
Same author

Sagittal Spinal Alignment 2 Years After Vertebral Body Tethering.

Spine·2026

Related Experiment Video

Updated: Jul 2, 2025

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb
08:24

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb

Published on: August 30, 2016

10.2K

Do Postural and Walking Stabilities Change over a Decade by Aging? A Longitudinal Study.

Naoki Segi1, Hiroaki Nakashima1, Sadayuki Ito1

  • 1Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, Nagoya 466-8550, Japan.

Journal of Clinical Medicine
|February 24, 2024
PubMed
Summary

Aging increases center of gravity (COG) sway velocity in older adults, indicating greater instability. This COG instability may affect the onset of movement, as seen in reduced stride length in destabilized individuals.

Keywords:
center-of-gravity sway teststabilometrystanding posture

More Related Videos

Substantiating Appropriate Motion Capture Techniques for the Assessment of Nordic Walking Gait and Posture in Older Adults
09:37

Substantiating Appropriate Motion Capture Techniques for the Assessment of Nordic Walking Gait and Posture in Older Adults

Published on: May 12, 2016

8.8K
Author Spotlight: Developing Low-Tech Balance Assessment Methods for Broad-Spectrum Healthcare Applications
06:28

Author Spotlight: Developing Low-Tech Balance Assessment Methods for Broad-Spectrum Healthcare Applications

Published on: September 1, 2023

4.7K

Related Experiment Videos

Last Updated: Jul 2, 2025

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb
08:24

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb

Published on: August 30, 2016

10.2K
Substantiating Appropriate Motion Capture Techniques for the Assessment of Nordic Walking Gait and Posture in Older Adults
09:37

Substantiating Appropriate Motion Capture Techniques for the Assessment of Nordic Walking Gait and Posture in Older Adults

Published on: May 12, 2016

8.8K
Author Spotlight: Developing Low-Tech Balance Assessment Methods for Broad-Spectrum Healthcare Applications
06:28

Author Spotlight: Developing Low-Tech Balance Assessment Methods for Broad-Spectrum Healthcare Applications

Published on: September 1, 2023

4.7K

Area of Science:

  • Gerontology
  • Biomechanics
  • Human Movement Science

Background:

  • Previous research indicates greater center of gravity (COG) instability in the elderly compared to younger individuals.
  • It remains unclear if aging itself is a direct cause of COG destabilization.
  • This longitudinal study investigates age-related changes in COG sway and gait kinematics.

Purpose of the Study:

  • To longitudinally assess changes in center of gravity (COG) sway and gait kinematics in middle-aged and elderly adults over a ten-year period.
  • To determine if aging directly contributes to COG destabilization.
  • To identify potential links between COG instability and gait parameters.

Main Methods:

  • A longitudinal study involving 198 healthy middle-aged and elderly adults tracked over ten years.
  • Stabilometry and exercise tests, including height-adjusted maximum stride length (HMSL) and 10 m walk test (10MWT), were performed at ten-year intervals.
  • Participants were categorized into a destabilized group (mean velocity > 3 cm/s after 10 years) and a stable group for comparative analysis.

Main Results:

  • A significant increase in mean velocity (open-eye) was observed over ten years (1.53 ± 0.42 cm to 1.86 ± 0.67 cm, p < 0.001).
  • No significant change in sway area was found, but a significant negative shift in the anterior-posterior center of gravity (Y center) occurred (p < 0.001).
  • The destabilized group exhibited a significantly smaller HMSL at ten years (0.64) compared to the stable group (0.72, p = 0.019).

Conclusions:

  • Ten-year changes in COG sway are characterized by increased mean velocity without significant changes in sway area.
  • The reduced HMSL in the destabilized group suggests that COG instability impacts the initiation of movement.
  • Aging appears to contribute to increased COG sway velocity and potential instability during gait initiation.