Quit Smoking and Be Healthy I know it is easier said than done, having to stop doing what you used to do is extremely difficult for everyone to do. Smoking tobacco is both a physical addiction and a psychological habit. Eliminating that regular fix of nicotine will cause your body to experience physical withdrawal symptoms and cravings. Because of nicotine’s “feel good” effect on the brain, you may also have become accustomed to smoking as a way of coping with stress, depression, anxiety, or even