Also, avoiding things like air conditioning also is useful. This layer smooths out the surface, and is definitely followed with the aqueous layer, which could be the water layer that keeps the area moist it's created in the tear ducts. It is also normal to have blood shot eyes at this stage. http://Witreserve.com/__media__/js/netsoltrademark.php?d=opticaljournal.com%2Fworkplace-stress-reduction-and-dry-eye-relief%2F