In that case the lens rides on a cushion of tears and actually doesn't even touch the interest itself.
If one's environment associated with harsh cleaners, solvents, alternating wet dry, chemicals just chlorine, dried-out skin may become an element. http://Sirand.biz/__media__/js/netsoltrademark.php?d=www.Opticaljournal.com%2Fdry-eyes-x-ocular-allergy-x-glaucoma%2F