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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 caused changes in focus and that "mental strain" caused abnormal action of these muscles; hence he believed that relieving such "strain" would cure defective vision.
In the expression 6/x vision, the numerator (6) is the distance in metres between the subject and the chart and the denominator (x) the distance at which a person with 6/6 acuity would discern the same optotype. Thus, 6/12 means that a person with 6/6 vision would discern the same optotype from 12 metres away (i.e. at twice the distance).
Bates graduated A.B. from Cornell University in 1881 and received his medical degree at Columbia University's College of Physicians and Surgeons in 1885. [3] He formulated a theory about vision health, and published the book Perfect Sight Without Glasses in 1920, and the magazine Better Eyesight from 1919 to 1930.
Margaret Darst Corbett (January 17, 1889 – December 5, 1962) [1] was an American who promoted the discredited Bates method in an attempt to improve eyesight. She became famous after her prosecution and acquittal on a charge of practicing medicine without a license.
The See Clearly Method was an eye-exercise program that was marketed as an alternative to the use of glasses, contact lenses, and eye surgery to improve vision. Sales were halted by legal action in 2006. The method is not supported by basic science, and no research studies were conducted prior to marketing.
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[12] [13] It is an area of 4.17 steradians or 13700 square degrees for binocular vision. [14] When viewed at large angles from the side, the iris and pupil may still be visible by the viewer, indicating the person has peripheral vision possible at that angle. [15] [16] [17]
Just last week, Starbucks discontinued a whopping 13 beverages, including the Iced Matcha Lemonade, Espresso Frappuccino, and White Chocolate Hot Chocolate, among other drinks.But as the saying ...