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Photophobia is a medical symptom of abnormal intolerance to visual perception of light. [1] As a medical symptom, photophobia is not a morbid fear or phobia, but an experience of discomfort or pain to the eyes due to light exposure or by presence of actual physical sensitivity of the eyes, [2] though the term is sometimes additionally applied to abnormal or irrational fear of light, such as ...
The Bates method is an ineffective and potentially dangerous alternative therapy aimed at improving eyesight. Eye-care physician William Horatio Bates (1860–1931) held the erroneous belief that the extraocular muscles effected changes in focus and that "mental strain" caused abnormal action of these muscles; hence he believed that relieving ...
Sterculia monosperma. Vent. Sterculia nobilis ( Salisb.) Sm. Sterculia monosperma, also known as Chinese chestnut, Thai chestnut, seven sisters' fruit, [ 1] and phoenix eye fruit, [ 2] is a deciduous tropical nut -bearing tree of genus Sterculia .
Phosphene. An artist's representation of how some people may see phosphenes by retinal stimulation. A phosphene is the phenomenon of seeing light without light entering the eye. The word phosphene comes from the Greek words phos (light) and phainein (to show).
Keeping your eyes peeled for spices in the grocery store is just one way to prioritize brain health. “As Americans, our reliance on ultra-processed foods and sugar in pretty much everything that ...
This week delivers the objectivity we need to make sense of heightened emotions. On Monday, August 19, the Aquarius full moon illuminates our night skies. At first, we'll be feeling particularly ...
Adaptation (eye) In visual physiology, adaptation is the ability of the retina of the eye to adjust to various levels of light. Natural night vision, or scotopic vision, is the ability to see under low-light conditions. In humans, rod cells are exclusively responsible for night vision as cone cells are only able to function at higher ...
The force said the spray stayed on clothing and skin for several weeks, "allowing officers to prove beyond reasonable doubt that a perpetrator has been in contact with a victim".