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Presbyopia is physiological insufficiency of accommodation associated with the aging of the eye that results in progressively worsening ability to focus clearly on close objects. [ 4] Also known as age-related farsightedness [ 5] (or age-related long sight in the UK [ 6] ), it affects many adults over the age of 40.
8.7% global prevalence in 2020 [ 2] Macular degeneration, also known as age-related macular degeneration ( AMD or ARMD ), is a medical condition which may result in blurred or no vision in the center of the visual field. [ 1] Early on there are often no symptoms. [ 1] Over time, however, some people experience a gradual worsening of vision that ...
The near work hypothesis, also referred to as the "use-abuse theory" states that spending time involved in near work strains the intraocular and extraocular muscles. Some studies support the hypothesis, while other studies do not. [3] While an association is present, it is not clearly causal. [3]
For example, according to data from the United States Census Bureau, 97.4% of people living in The Villages in Florida are white, while Black residents make up only 0.4%.
In visual perception, the near point is the closest point at which an object can be placed and still form a focused image on the retina, within the eye 's accommodation range. The other limit to the eye's accommodation range is the far point . A normal eye is considered to have a near point at about 11 cm (4.3 in) for a thirty year old. [1]
Visual or vision impairment ( VI or VIP) is the partial or total inability of visual perception. In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment – visual impairment may cause the individual difficulties with normal daily tasks including reading and walking. [6]
Pilot Point is located at (57.560226, -157.582267 Most of the community (village) is located on a high, ancient glacial moraine which abuts the eastern shore of Ugashik Bay six nautical miles upstream from Smoky Point and eighteen nautical miles (33 km) downstream from the village of Ugashik.
48-57476 [3] GNIS feature ID. 2411421 [2] Website. www .cityofpilotpoint .org. Pilot Point is a city in Denton County, Texas, United States. Its population was 3,856 at the 2010 census, [4] increasing to 4,381 at the 2020 census.