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

Accessory Structures of the Eye01:17

Accessory Structures of the Eye

3.0K
Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...
3.0K
Focusing of Light in the Eye01:16

Focusing of Light in the Eye

4.6K
Light rays enter the eye through the cornea, a transparent dome-shaped tissue that is the eye's outermost layer. The cornea bends or refracts, light rays traveling to the pupil. The shape of the cornea determines how much of the light is bent and whether the image will be focused correctly on the retina at the back of the eye. Once the light has passed through both refraction layers, it converges into a single focal point onto a small area. This is where photoreceptors start transforming...
4.6K
Muscles of the Eye01:20

Muscles of the Eye

3.1K
The muscles of the eye are sophisticated structures that control eye movement and focus, allowing for the precise and rapid adjustments necessary for vision. The human eye is controlled by ten muscles — six extraocular muscles, three intraocular muscles, and one primary eyelid retractor muscle.
Extraocular Muscles
The six extraocular muscles surround the eyeball and control its movements. They are responsible for a wide range of eye motions, including looking up, down, left, right, and...
3.1K

You might also read

Related Articles

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

Sort by
Same author

Postacute sequelae of SARS-CoV-2 infection on ophthalmic diseases: a binational cohort study.

The British journal of ophthalmology·2026
Same author

2025 Obesity Fact Sheet for Korea: Prevalence of Obesity, Abdominal Obesity from 2014 to 2023 and Prevalence of Chronic Disease by Obesity Status.

Journal of obesity & metabolic syndrome·2026
Same author

Comparison of Treatment Outcomes Between Early and Delayed Primary Repair of Orbital Blowout Fractures: A Single-Center Study.

The Journal of craniofacial surgery·2026
Same author

Metabolic obesity phenotypes and breast cancer risk before and after menopause: A nationwide cohort study in South Korea.

Cancer·2025
Same author

Clinicoradiologic characteristics and management of orbital incidentaloma.

Scientific reports·2025
Same author

Comparison of volumetric responses to different corticosteroid administration methods in IgG4-related ophthalmic disease.

PloS one·2025

Related Experiment Video

Updated: Dec 6, 2025

Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography
03:35

Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography

Published on: December 1, 2023

496

Correlation between body composition and blepharoptosis in adults.

Chunghyun Lee1, Su-Min Jeong2,3, Ho-Seok Sa4

  • 1Department of Ophthalmology, Gangneung Asan Hospital, Gangneung, Republic of Korea.

Eye (London, England)
|October 7, 2020
PubMed
Summary

Higher body fat, particularly in the head, is linked to blepharoptosis (droopy eyelid). This finding may help in managing the condition and understanding its causes.

More Related Videos

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients
07:06

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients

Published on: March 29, 2022

3.0K
Author Spotlight: Advancements in 3D Optical Imaging for Comprehensive Body Composition Assessment in Modern Research
06:48

Author Spotlight: Advancements in 3D Optical Imaging for Comprehensive Body Composition Assessment in Modern Research

Published on: June 7, 2024

1.9K

Related Experiment Videos

Last Updated: Dec 6, 2025

Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography
03:35

Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography

Published on: December 1, 2023

496
Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients
07:06

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients

Published on: March 29, 2022

3.0K
Author Spotlight: Advancements in 3D Optical Imaging for Comprehensive Body Composition Assessment in Modern Research
06:48

Author Spotlight: Advancements in 3D Optical Imaging for Comprehensive Body Composition Assessment in Modern Research

Published on: June 7, 2024

1.9K

Area of Science:

  • Ophthalmology
  • Obesity Research
  • Body Composition Analysis

Background:

  • Blepharoptosis, or drooping eyelid, is a common condition affecting vision and appearance.
  • The relationship between body composition and blepharoptosis is not well understood.
  • Investigating body composition indices like fat mass and lean body mass may reveal associations with blepharoptosis.

Purpose of the Study:

  • To explore the association between body composition indices and blepharoptosis in Korean adults.
  • To determine if fat mass index (FMI) and lean body mass index (LBMI) correlate with the prevalence of blepharoptosis.
  • To analyze these associations based on levator function.

Main Methods:

  • Utilized data from 12,168 Korean adults (aged 40+) from the Korea National Health and Nutrition Examination Survey (2008-2011).
  • Calculated fat mass index (FMI) and lean body mass index (LBMI) to normalize for body size.
  • Employed multivariable logistic regression and stratified analyses by levator function to assess associations.

Main Results:

  • Higher FMI and head fat percentage were significantly associated with blepharoptosis (aORs ranging from 1.32 to 1.35).
  • In individuals with good levator function, higher FMI, head fat percentage, and head lean mass showed significant associations with blepharoptosis (aORs ranging from 1.36 to 1.50).

Conclusions:

  • Increased adiposity, indicated by high FMI and head fat percentage, is positively associated with blepharoptosis.
  • Recognizing the link between obesity-related fat deposition and blepharoptosis can enhance patient management.
  • This understanding contributes to elucidating the pathogenesis of blepharoptosis.