I'm rue this is normal. A lot of girls (including me) have their flaps turn blackish like a bruise. I don't know why but you can just tell your bf that it's normal. Actally when that happened to me it gets more sensitive. I know how awkward it can be to tell a doctor that
Hope that helped
~libby
Awh maybe it is natural, im not sure. It could be from having sex. You should ask the doctor why it happens. I would probally freak to, but im darkskin. And your bf shouldnt worry ;; as long as you don't have anything thats all that matters.