If you look at electronic displays for long time, that might cause to dry up your eyes. Certainly not good for your eyes. It has been a common practice that travelers in buses and trains now a days usually look at their smartphones, tablets and laptops in stead of looking at landscape outside the window.
Doctors warn that spending long hours regularly in front of computer screens can cause evaporation and dryness in eyes. It is reported that dryness in eyes are commonly being encountered by people of age group 18-45 years. People above 45 years encounter dryness in eyes due to systemic diseases like diabetes and arthritis.
Dr. K Bhujang Shetty (Chairman and Managing Director, Narayana Nethralaya) said :
The general cause of dryness in eyes is due to Meibomian Gland Dysfunction which is resulted by blockage of eyelid glands.