If you're a smoker, craving a cigarette with your morning coffee isn’t all in your mind. Smoking causes a real physical addiction that can be tough to shake. Nicotine replacement therapy may help you curb those urges and wean you off tobacco once and for all. And, that’s definitely something you want to do: cigarette smoking accounts for about one-third of all cancers, including 90% of lung cancer cases. Learn about different products that can help you curb the urge to smoke.