Cataracts – Symptoms, Causes & Treatment

Cataracts – Symptoms, Causes & Treatment

Similar to cameras, the natural lens of the eye focuses light rays onto the retina to create the image in sight, and this lens is mainly transparent. When cataracts develop, the lens’s transparency becomes opaque or cloudy, which can definitely affect a...
How Do Color Blind Glasses Work

How Do Color Blind Glasses Work

Colour blindness affects how people perceive colour. It occurs when certain colour-detecting cells in the retina do not function properly. These cells, called cones, are responsible for detecting red, green, and blue light. When one or more cone types are missing or...