Nicotine produces feelings of pleasure, alertness and other mood-altering effects. These physical and psychological factors make it difficult to stop using tobacco, even if the person wants to quit. It is also referred to as an addiction to tobacco.1
1. Centre for Addiction and Mental Health [Internet]. Toronto (ON): Centre for Addiction and Mental Health; c2019. Nicotine Dependence [cited 2019 Apr 25]; [About 8 screens]. Available from: https://www.camh.ca/en/health-info/mental-illness-and-addiction-index/ni...