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

Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

6.0K
At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category,...
6.0K
Glaucoma: Overview01:25

Glaucoma: Overview

541
Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
541
Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

427
In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
427

You might also read

Related Articles

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

Sort by
Same author

Does exercising bilaterally require measuring bilaterally? Bilateral versus unilateral tourniquet cuff inflation during measurement of arterial occlusion pressure: considerations for blood flow restriction exercise.

Frontiers in physiology·2026
Same author

From inflammation to neurodegeneration: an exploratory pilot study of a diagnostic framework for progression in MS.

Frontiers in neurology·2026
Same author

Effectiveness of inpatient versus outpatient rehabilitation following total knee arthroplasty on clinical and functional outcomes in Germany: a non-randomized clinical trial.

BMC sports science, medicine & rehabilitation·2026
Same author

Effects of Multimodal and Unimodal Physical Training Interventions on Visual Function in Glaucoma and Elderly Controls - A Pilot Study.

Clinical ophthalmology (Auckland, N.Z.)·2026
Same author

Effects of Sauna bathing on Exercise Capacity and Muscle Function in HFpEF.

European journal of heart failure·2026
Same author

Foot Dimension Assessment: Reliability and Agreement of Manual, Pedobarographic, and Handheld 3D Scanning Methods.

Journal of clinical medicine·2026

Related Experiment Video

Updated: Jun 24, 2025

A Standardized Obstacle Course for Assessment of Visual Function in Ultra Low Vision and Artificial Vision
09:29

A Standardized Obstacle Course for Assessment of Visual Function in Ultra Low Vision and Artificial Vision

Published on: February 11, 2014

13.1K

Treadmill-walking impairs visual function in early glaucoma and elderly controls.

Rosalie Beyer1, Khaldoon O Al-Nosairy1, Constantin Freitag2

  • 1Ophthalmic Department, University Hospitals Magdeburg, Leipziger Str. 44, 39120, Magdeburg, Germany.

Graefe'S Archive for Clinical and Experimental Ophthalmology = Albrecht Von Graefes Archiv Fur Klinische Und Experimentelle Ophthalmologie
|June 10, 2024
PubMed
Summary
This summary is machine-generated.

Treadmill walking impacts visual functions like visual acuity and visual field mean deviation in healthy older adults and those with glaucoma. This study introduces a new method to assess vision changes during walking, crucial for understanding fall risks.

Keywords:
Contrast sensitivityGlaucomaMobilityVisual acuityVisual field

More Related Videos

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty
07:27

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty

Published on: October 6, 2016

10.2K
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

323

Related Experiment Videos

Last Updated: Jun 24, 2025

A Standardized Obstacle Course for Assessment of Visual Function in Ultra Low Vision and Artificial Vision
09:29

A Standardized Obstacle Course for Assessment of Visual Function in Ultra Low Vision and Artificial Vision

Published on: February 11, 2014

13.1K
Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty
07:27

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty

Published on: October 6, 2016

10.2K
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

323

Area of Science:

  • Ophthalmology and Geriatric Medicine
  • Investigating the interplay between visual function and mobility in aging populations.

Background:

  • Impaired vision is a significant risk factor for falls in the elderly.
  • Glaucoma, a common cause of visual dysfunction, can exacerbate fall risks.
  • Understanding how visual function is affected during ambulation is critical for fall prevention strategies.

Purpose of the Study:

  • To test the hypothesis that treadmill (TM) walking affects visual function in healthy elderly individuals and those with glaucoma.
  • To introduce and validate a novel paradigm for assessing visual function during walking.
  • To explore the relationship between vision impairment, mobility, and fall risk in older adults.

Main Methods:

  • A cross-sectional study involving 30 healthy controls (HC) and 18 glaucoma patients (GLA), aged 62-83 years.
  • Visual function assessed binocularly: best-corrected visual acuity (BCVA) with/without crowding, contrast sensitivity (CS), and visual field mean deviation (VF-MD).
  • Tests performed while standing and during TM-walking at preferred fast speed and a fixed 3.5 km/h.

Main Results:

  • Glaucoma patients with early-moderate visual field loss performed comparably to healthy controls.
  • Walking speed significantly impacted BCVA (mean loss 0.02-0.05 logMAR) and VF-MD (mean loss 1 dB) in both groups, irrespective of group.
  • Contrast sensitivity (CS) was not significantly affected by walking speed.

Conclusions:

  • A novel method for assessing visual function during walking was successfully developed and validated.
  • Treadmill walking induces measurable declines in BCVA and VF-MD in both healthy elderly and glaucoma patients.
  • This approach holds promise for investigating the link between visual impairment, mobility, and increased fall frequency in conditions like glaucoma.