In the 2nd phase, a computer-guided excimer laser completely reshapes the corneal tissue to improve its concentrating capacity. The flap is then laid back in position to act as a purely natural bandage, shielding the reshaped part of the cornea while it heals. Both of these ways are almost pain-free. https://bookmarklayer.com/story20893185/considerations-to-know-about-lasik-treatment