What Is Color Vision Deficiency? Scientifically known as Color Vision Deficiency (CVD), this color vision problem refers to a state where a person has difficulty in perceiving and distinguishing colors. This condition is genetic, affecting more men than women on average. According to some latest surveys conducted by Prevent Blindness America, approximately 8 percent of
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According to eye specialists, crying doesn’t help people lighten their hearts when something sad or tragic happens, but the tears that form in your eyes are important for their overall health. In the countable sense of the term, medical science defines crying in a different way than what we believe. Medically, crying is not only
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What is Blue Light and How Does it Affect Your Eyes? The spectrum of Light ranges from low energy waves to high energy waves. The colors that are perceived by the human eye are in fact a reflection of light and how it hits an object. Each color disperses in different patterns. Blue light waves
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Seasonal Eye Allergies An eye allergy is referred to as allergic cojuncvitus in medical terms. This is basically the response of the immune system to environmental changes and substances that are irritating your eyes. These “irritating substances” are allergens that vary in form, for example, some people are allergic to pollen, some to dust, and
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