A member asked:

After smoking i have a yellow residue left on my top and bottom lip and it tastes bad. it wipes off. it didn't use to happen. what could this be?

A doctor has provided 1 answer

Smoking: I know it's tough, but please stop your smoking for at least a week and see how things go. If you still have the problems after a week, please see your doctor.

Answered 9/9/2016

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Thank

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