Physical activity and eye diseases. The Beijing Eye Study.
Ya Xing Wang1,2, Wen Bin Wei3, Liang Xu1,2
1Beijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, China.
Acta Ophthalmologica
|October 20, 2018
Summary
Higher physical activity is linked to less diabetic retinopathy. However, regular exercise did not show a significant association with other major eye conditions like glaucoma or cataracts in this study.
Area of Science:
- Ophthalmology
- Public Health
- Epidemiology
Background:
- Physical activity is a key factor in overall health.
- Ocular diseases represent a significant public health burden.
- Understanding lifestyle factors associated with eye health is crucial for prevention.
Purpose of the Study:
- To investigate the relationship between physical activity levels and the prevalence of various ocular diseases.
- To determine if a more active lifestyle is protective against common eye conditions.
Main Methods:
- The Beijing Eye Study included a population-based cohort.
- Ophthalmological examinations and interviews were conducted.
- Physical activity was assessed using a standardized questionnaire.
Main Results:
- Higher physical activity was associated with a lower prevalence of diabetic retinopathy (p=0.009).
- A marginally significant association was found between higher physical activity and age-related macular degeneration (p=0.04).
- No statistically significant associations were found between physical activity and open-angle glaucoma, angle-closure glaucoma, any type of cataract, retinal vein occlusions, or central serous choroidopathy.
Conclusions:
- Increased physical activity and a less sedentary lifestyle are associated with a reduced prevalence of diabetic retinopathy.
- The occurrence of major ocular diseases, including glaucoma, cataracts, retinal vein occlusions, and central serous choroidopathy, appears to be independent of physical activity levels.
Keywords:
Beijing Eye Studyage-related macular degenerationdiabetes mellitusdiabetic retinopathyglaucomaphysical activityMore Related Videos
06:41Optimizing the Setup and Conditions for Ex Vivo Electroretinogram to Study Retina Function in Small and Large Eyes
Published on: June 27, 2022
2.8K
06:29Comparing Objective Conjunctival Hyperemia Grading and the Ocular Surface Disease Index Score in Dry Eye Syndrome During COVID-19
Published on: May 25, 2022
2.8K
Related Concept Videos
01:20Muscles of the Eye
4.3K
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...
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...
4.3K
01:17Accessory Structures of the Eye
3.6K
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...
3.6K
01:16Focusing of Light in the Eye
5.9K
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...
5.9K
02:57Physical and Chemical Properties of Matter
166.4K
The characteristics that enable us to distinguish one substance from another are called properties.
166.4K
01:06Physical Pendulum
2.8K
When a rigid body is hanging freely from a fixed pivot point and is displaced, it oscillates similar to a simple pendulum and is known as a physical pendulum. The period and angular frequency of a physical pendulum are obtained by using the small-angle approximation and drawing parallels with a spring-mass system. The small-angle approximation (sinθ=θ) is valid up to about 14°.
When dealing with complicated systems, the mass moment of inertia is an important parameter, as it...
When dealing with complicated systems, the mass moment of inertia is an important parameter, as it...
2.8K
01:17The Scope of Physics
53.0K
Physics is concerned with the interactions of energy, matter, space, and time, in order to discover the underlying mechanisms that underpin all phenomena. The word "physics" comes from the Greek word "phúsis", which means nature. Physics seeks to comprehend the natural world around us at its most fundamental level. It emphasizes the use of quantitative laws to do this, which could be valuable in other fields that want to push the performance boundaries of present...
53.0K