A person's wear soft contact lenses that contain more water than others do, are likely to evaporate quicker and cause oxygen to stop reaching the cornea behind the contact with. If this happens, up your eyes start making the aqueous layer in abundance in order to sooth the irritated tissue. http://Otshelniki.com/redirect/?to=aHR0cDovL1dXVy5FbnZpcm9zbWFydHRlY2hub2xvZ2llcy5jb20vcGhvdG9ncmFwaHkvY2xhcml0YXMtZXN0LWV0aWFtLXByb2Nlc3N1cy1keW5hbWljdXMtcXVpLXNlcXVpdHVyLW11dGF0aW9uZW0v