Eye excrement is the common name of eye secretions. I also don’t know which big fairy gave me such a down-to-earth name. I always feel that eye excrement is dirty and useless. You underestimate it. In fact, it is some substances that are very important to the eyes that form eye excrement. Eye droppings are caused by tears. Tears are not unique when crying. They are continuously secreted to the surface of the eyeball and stored in the small gap between the eyelid and the eyeball. With blinking again and again, the eyelids evenly coat tears on the surface of the eyeball, and the excess tears will be pushed to the inner canthus near the nose, from which they will Read More …