Visual distortions can cause blurry or wavy vision and have different causes. Some visual distortions are emergencies, especially with sudden vision changes or severe symptoms. Age-related macular ...
Color blindness, or color vision deficiency, causes a person to see colors differently from most other people. There are several types of color blindness. Color vision deficiency or loss has multiple ...
There are three main types of color vision deficiency: red-green, blue-yellow, and complete. Color blindness, or color vision deficiency, affects the way you perceive color and can make it hard to ...
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