Science Reporting from the site, a study published in the journal Optometry and Vision Science shows that the habit of rubbing the eyes can cause eye damage.
"Rubbing the eyes, do yoga with your head down, sleeping with their faces pressed to the pillow and swimming are activities that can increase the emphasis on the eyes," said Professor Charles McMonnies.
When an object touches the eyelid, the eye will experience an increase in pressure. Glare of light which can provide pressure, while rubbing the eye can put pressure 5 to 10 times greater than normal. In fact, the light is too bright can put pressure on the eye.
If occasional, habit rubbed his eyes in the long run can cause serious eye damage, such as glaucoma, nearsightedness down more quickly and cause blindness.