Ever felt an itchy sensation around your eye and your very first impulse was to scratch it and soothe yourself? Yes, I believe is your answer. You actually don't rub your eye just when it itches you. It could be when you wake up, when you're anxious or stressed or when an eyelash or two enters your eye. I'm guilty of this and writing this has helped me reduce and who knows what posting would do? Why shouldn't you rub your eye? A research optometrist says studies show that rubbing causes our eye pressure to rise. A light rub doubles it while a thorough and harsh rub causes it to rise 20 times its original pressure. The reaction to rubbing of eyes varies with individuals. For someone with Myopia (Short Sightedness) who already has a very long and weak retina, rubbing it only makes it weaker. The cornea then gets damaged and in rare cases can tear up causing significant loss of sight. When you sleep, your brain loses connection to your eye which explains w...