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The history of light therapy can be traced back to ancient Egypt and India, where therapy with natural sunlight was first used to treat leucoderma. [3] In the 1850s, Florence Nightingale's advocacy of exposure to clean air and sunlight for health restoration also contributed to the initial development of light therapy for treatments. [4]
Equine massage is the practice of massage on horses. Beginning in the early 1990s, it has been a growing field of equine therapy, used for both day-to-day riding and post-trauma rehabilitation. Beginning in the early 1990s, it has been a growing field of equine therapy, used for both day-to-day riding and post-trauma rehabilitation.
An image intensifier or image intensifier tube is a vacuum tube device for increasing the intensity of available light in an optical system to allow use under low-light conditions, such as at night, to facilitate visual imaging of low-light processes, such as fluorescence of materials in X-rays or gamma rays (X-ray image intensifier), or for conversion of non-visible light sources, such as ...
Dermatologists weigh in on the infrared sauna wellness trend and help explain the benefits of a sweat session. Skip to main content. 24/7 Help. For premium support please call: 800-290 ...
An infrared sauna uses infrared heaters to emit infrared light experienced as radiant heat which is absorbed by the surface of the skin. Infrared saunas are popular in alternative therapies , where they are claimed to help with a number of medical issues including autism , cancer , and COVID-19 , but these claims are entirely pseudoscientific .
Infrared lamps are also used for some night vision devices where visible light would be objectionable. Infrared lamp sources are used in certain scientific and industrial instrument for chemical analysis of liquids and gases; for example, the pollutant sulfur dioxide in air can be measured using its infrared absorption characteristics.
Multispectral image of part of the Mississippi River obtained by combining three images acquired at different nominal wavelengths (800nm/infrared, 645nm/red, and 525nm/green) by Apollo 9 in 1969. Multispectral image of Bek crater and its ray system on the surface of Mercury , acquired by MESSENGER , combining images at wavelengths of 996, 748 ...
As most equine-assisted therapy is done at slow speeds, an older horse that is not in its athletic prime is sometimes used. [28] Equine-assisted therapy programs try to identify horses that are calm but not lazy and physically suited with proper balance, structure, muscling and gaits. Muscling is not generally considered to be as important as ...