Addiction is defined as repeated use of a psychoactive substances, to the extent. Nicotine addiction is the fundamental reason that individuals persist in using tobacco products, and this persistent tobacco use contributes to many diseases. Smoking is primarily practiced as a route of administration for nicotine through the lungs; it is a way of getting nicotine into your system rapidly.The first use of nicotine, physical effects increase the likelihood of repeated nicotine consumption.
Adding behavioural support to nicotine replacement therapy increases the chances of stopping smoking by a further 10 to 25%. The survey was completed by 11 734 students 50.5% males; 44.1% were 12–14 years of age and 56.7% were 15–18 year). The main reason given for taking up smoking was to see what it was like (43.7%); 44.3% of the students who smoked did so when they felt anxious. In all, 64.5% claimed they wanted to stop and 72.5% had attempted to quit, although fewer than 8% of the smokers had gotten any professional help to do so. Policies must be established that will prevent smoking initiation in secondary school.