Tobacco smoking is the practice of burning tobacco and ingesting the smoke that is produced. The smoke may be inhaled, as is done with cigarettes, or simply released from the mouth, as is generally done with pipes and cigar. Smoking is a practice in which a substance is burned and the resulting smoke is breathed in to be tasted and absorbed into the bloodstream.

The evidence tells us that when people use smoking cessation medications they’re more likely to be successful in quitting. There are three main classes to smoking cessation medications.

It’s a good approach to smoking cessation, and all are available over the counter and the evidence suggests that if you use one of those products, you’ll approximately double the likelihood of success compared to using nothing.