Dr. I have a dark black colour lips, i have a fair skin color, i have smoking from last 10 years but not heavy smoker, and 4 years back i had dehydration, for which i consumed lot of medicines to keep myself healthy, prior to dehydration problem my lips are not black it was pink colour,
my Question is - the reason for dark lips is b'coz of smoking or b'coz of medicines, plz suggest what i have to do to get back my lips colour