why does smoking cigarettes make me feel sick Nicotine Makes Sick”: How Nicotine's Chemicals Can Cause Discomfort What Is Smoker's Flu and

Using nicotine gum correctly improves the chances of quitting successfully. National Health Service, UK The most common one is chewing too fast

Oxford University Press: 3337

What might still feel different Nicotine buzz: Gone with nicotine-free alternatives

The signs of nicotine addiction are strong cravings for tobacco products or nicotine, tolerance requiring more nicotine to achieve the same effect, irritability or anxiety when unable to access nicotine, difficulty quitting or unsuccessful attempts to stop using tobacco, increased use of nicotine over time, withdrawal symptoms such as headaches, fatigue, or mood swings, and continued use despite health problems related to smoking or nicotine use