Lifestyle
What you need to know about dry eyes
They say “a tear is made of 1% water and 99% feelings.” Well, a phrase like this might sound beautiful and even true to some extent. But biology states this natural lubricant that keeps the eyes free from dust particles is in fact made up of water, mucin, lipids, lysozyme, lactoferrin, lipocalin, lacritin, immunoglobulins, glucose, urea, sodium, and potassium. Phew! That is a long list of substances indeed for a measly tear you might think. But we suggest that you do not underestimate the capabilities of the tear. Every time we blink, a film of tear coats the cornea of the eyes. This helps in many ways, such as lubricating it; protecting it from dust fragments microbial infection; healing any damage caused to the eye surface; nourishing it by providing oxygen; and keeping the eye surface moist and smooth to refract light and help us see clearly. Have we ever stopped for a minute to think about these functions of tears? Dry eyes, a common medical condition is caused by the lack of adequate tears in the eyes. Research and scientific advancements have helped us understand how dry eyes are caused. The first thing we do when we have pain or discomfort in the eyes is to either splash it with clean cold water or apply some warm oil over it or see an ophthalmologist, choosing one or the other depending on our attitude toward taking care of ourselves.
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