Since part of their water evaporates they practically dehydrate your eye by absorbing water by way of natural tear film covering the eye. It is usually during periods of high concentration (such for example front of computer) any person blinks less after which you can begins to complain of dry eyes. http://wisdomriders.org/__media__/js/netsoltrademark.php?d=www.Theralife.com%2Feye-autoimmune%2F