I have discoloration on my botton lip.at first my lip was pink then one day my skin peeled off and left my flesh exposed and the air would make it sting. It took about two weeks for then skin to grow back and when it did it left 2black and spots on my lips . Now like a year later on of the spots. Has peeled again and my flesh is exposed the skin would grow the next day and peel off in that same day . The skin that s growing is very thin and sometimes my flesh would make a very little spot of yellow stuff. I usually. Put