Dreet Production Getty Images/Cavan Images RF We used to call the vertical lines above the upper lip “smoker’s lines” because you get them from puckering your lips repeatedly over time.

A dentist has identified four key symptoms of oral health that any smokers or users of nicotine-based products should look ...

We used to call the vertical lines above the upper lip “smoker’s lines” because you get them from puckering your lips repeatedly over time. Now that fewer people smoke, we call them ...