Answer:
a lot of people do it because they like the effect it provides. Since it is at the end of the day tobacco, it helps relax and relives anxiety and stress for a while. Tobacco is very addicting and this makes them keep doing it again and again knowing the consequences. A lot of people do it to fit in and get along with the "cool" people, although it is very addicting, some people start of to help it relax them, and the crave it when stressed another time. and others just think its cool.
Explanation: