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

Focusing of Light in the Eye01:16

Focusing of Light in the Eye

3.4K
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...
3.4K
Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

6.7K
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,...
6.7K
Glaucoma: Overview01:25

Glaucoma: Overview

957
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...
957
Accessory Structures of the Eye01:17

Accessory Structures of the Eye

2.1K
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...
2.1K
Photoreceptors and Plant Responses to Light02:00

Photoreceptors and Plant Responses to Light

26.2K
Light plays a significant role in regulating the growth and development of plants. In addition to providing energy for photosynthesis, light provides other important cues to regulate a range of developmental and physiological responses in plants.
26.2K
Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

885
Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
885

You might also read

Related Articles

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

Sort by
Same author

Refraction difference value variations in children and adolescents with different refractive errors.

International journal of ophthalmology·2024
Same author

[Observational Comparison of the Safety and Effectiveness of Myopic Children Wearing Defocus Incorporated Soft Contact Lenses or Orthokeratology Lenses].

Sichuan da xue xue bao. Yi xue ban = Journal of Sichuan University. Medical science edition·2023
Same author

[Analysis of Characteristic Eye Movement Behaviors of Young Adults with Different Degrees of Myopia].

Sichuan da xue xue bao. Yi xue ban = Journal of Sichuan University. Medical science edition·2022
Same author

Investigation of retinal microvasculature and choriocapillaris in adolescent myopic patients with astigmatism undergoing orthokeratology.

BMC ophthalmology·2022
Same author

Features and changes in retinal nerve fiber layer thickness in high myopic ocular hypertension: a 1-year prospective follow-up.

Japanese journal of ophthalmology·2022
Same author

[Prospective Study on Corneal Safety Evaluation of Children/Adolescents with Low and Moderate Myopia after Long-Term Orthokeratology].

Sichuan da xue xue bao. Yi xue ban = Journal of Sichuan University. Medical science edition·2021

Related Experiment Video

Updated: Oct 11, 2025

Author Spotlight: Exploring Press Needle Efficacy and Underlying Molecular Pathways
05:26

Author Spotlight: Exploring Press Needle Efficacy and Underlying Molecular Pathways

Published on: April 12, 2024

1.8K

[Relationship between Myopia and Light Exposure].

Qiu-Rong Zhu1, Long-Qian Liu1,2,3

  • 1Department of Optometry and Visual Science, West China School of Medicine, Sichuan University, Chengdu 610041, China.

Sichuan Da Xue Xue Bao. Yi Xue Ban = Journal of Sichuan University. Medical Science Edition
|November 29, 2021
PubMed
Summary
This summary is machine-generated.

Increased light intensity may slow myopia progression. Research explores how light exposure, intensity, and wavelength influence myopia development and offers future directions for prevention.

Keywords:
DopamineFlashing lightLight exposure rhythmLuminanceMonochromatic lightMyopia

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

2.8K
Inducement and Evaluation of a Murine Model of Experimental Myopia
07:20

Inducement and Evaluation of a Murine Model of Experimental Myopia

Published on: January 22, 2019

10.1K

Related Experiment Videos

Last Updated: Oct 11, 2025

Author Spotlight: Exploring Press Needle Efficacy and Underlying Molecular Pathways
05:26

Author Spotlight: Exploring Press Needle Efficacy and Underlying Molecular Pathways

Published on: April 12, 2024

1.8K
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

2.8K
Inducement and Evaluation of a Murine Model of Experimental Myopia
07:20

Inducement and Evaluation of a Murine Model of Experimental Myopia

Published on: January 22, 2019

10.1K

Area of Science:

  • Ophthalmology
  • Light and Vision Science

Background:

  • Myopia incidence and onset age are increasing globally.
  • Outdoor activities and light exposure are linked to myopia prevention.
  • Existing research highlights the connection between light and myopia.

Purpose of the Study:

  • To review research on light exposure and myopia.
  • To discuss limitations and future research directions.
  • To explore the mechanisms by which light influences myopia.

Main Methods:

  • Review of epidemiological studies and randomized controlled trials.
  • Analysis of basic experiments on light properties and myopia.
  • Examination of light intensity, light/dark cycles, and wavelength effects.

Main Results:

  • Higher light intensity may reduce myopia incidence and progression.
  • Light/dark cycles might affect melatonin, dopamine, and circadian rhythms impacting eye growth.
  • Blue light may delay myopia, while red light might induce it, though species-specific responses vary.

Conclusions:

  • Light exposure is a critical factor in myopia development and progression.
  • Further research is needed to elucidate mechanisms involving dopamine, photoreceptors, and circadian rhythms.
  • Designing artificial lighting for myopia prevention is a promising future direction.