January 21-28 is National Non-Smoking Week. If your New Year’s resolution involved butting out for good, you can find helpful advice/tips at: https://www.webmd.com/smoking-cessation/ss/slideshow-13-best-quit-smoking-tips-ever
In addition to your lungs and heart, tobacco use is also detrimental to your smile.
Your dental provider can also educate you by demonstrating an oral cancer screening that could be performed by yourself at home. This will aid in detection of the disease, and with earlier detection the better the prognosis for treatment.