Hydrate, hydrate! - As I always tell my patients, you must drink enough water for each day to keep all the tissues of your body, especially your eyes, lubricated. One other common cause is prolonged staring at the computer or at work papers. Leading to irritation and several comfort challenges. http://Normakamali.org/__media__/js/netsoltrademark.php?d=www.opticaljournal.com%2Fcauses-of-blepharitisconjunctivitis-and-dry-eyes%2F