If you spend a lot of time in front of a computer screen, and you thought you had dry eye disease because ot a lack of tear production, you may have been misdiagnosed yourself. A new study published by Japanese researchers in JAMA Ophthalmology found people who spend long hours in front of computer monitors exhibit eye secretion changes. These changes in their tear composition in many ways mimic dry eye disease, but these people don’t actually have the disease.
Normally people have plenty of protein called MUC5AC which helps to lubricate the eye. The study found people who spent long periods of time in front of computer screens had a reduced level of the MUC5AC protein in their tears. The lack of this protein was so profound it was almost as low as the amo...
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