The eyes need vitamin A or its precursor, beta carotene, as well as bioflavonoids, to make the pigments that absorb light within the eye. A deficiency in vitamin A, or a failure to utilize it properly, impairs the eye’s ability to adapt to darkness and leads to night blindness. This does not entail a total […]
Commonly called pink eye, conjunctivitis is an irritation or infection of the membrane that lines the front of the eyeball and eyelid. Viruses are responsible for most conjunctivitis, but in recurring cases an allergic reaction may be the cause.
Cataracts develop when the lens, the transparent membrane that allows light to enter the eye, yellows, hindering the passage of light rays through it. Vision becomes hazy, cloudy, or blurry; if untreated, the lens may become completely opaque, resulting in blindness. Although aging is the most common cause of cataracts, they can occur at any […]