Posts Tagged disease

Computer Vision Syndrome

What is Computer Vision Syndrome?

Your work environment could be hazardous to your health! Computer Vision Syndrome is a very real eye problem that affects many individuals who spend a good part of their days staring at computer monitors. But it’s not just the computer monitor that is causing this eye problem.

The environment in which the computer work is taking place can be adding to the problems associated with Computer Vision Syndrome. Inadequate lighting, glare from windows, fluorescent lighting, sitting too close or too far away from the computer monitor and the manner in which the contents are being displayed on the monitor can all aggravate this syndrome.

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Color Blindness

What is Color Blindness?

Color blindness is a condition in which a person cannot distinguish color properly. There are several variations of color blindness and each one relates back to a problem with the functionality of the cells inside the retina that deal with processing light sensitivity. The rod cells are activated by low light while the cone cells are activated by daylight.

The pigments inside each of the 3 cone cells react and respond differently as each absorbs light. Each pigment processes a different wavelength: short, medium and long. In a normal eye, this interaction and overlap between the cones, pigments and the amount of light each absorbs as the eye processes various images is what makes it possible to create the wide spectrum of color that most individuals are able to view.

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