I tend to rub my eyes a lot. Does rubbing damage your eyes?

Yes. Constant eye rubbing can be damaging to the eye. In themost extreme cases this can cause thinning of the cornea. If you are rubbing your eyes due to allergies, it is best to see an eyecare provider to treat this condition.
It can. Rubbing the eye can lead to pressure elevations that can damage the optic nerve in extreme cases. Studies have also suggested that chronic eye rubbing can lead to worsening nearsightedness and other vision difficulties. Instead of rubbing the eyes, try placing a couple of artificial tear drops whenever the urge strikes.