Causes of Dry Eye Formation

Dry eye in the formation of internal and external environmental factors, including environmental causes are the two groups. Internal environmental factors and person's body with the external environmental factors, the person connected to the non-factors. Internal environmental factors, eye blinking frequency decreases, the eye remains open while increasing evaporative tear increases the amount. Because of this lack başgösterir tears. Crop loss of the physical or psychological illness may be low for some reason. Each person is comprised of different sizes face unique. Visual angle greater than the distance between the eyes varies. Depending on the angle of vision of eye contact with air are also differences in the size of the surface. Evaporation brings much more contact with air.