how many chemicals do cigarettes contain Combustion in Chemicals in Cigarettes: From Plant

Like other cigarettes, they can be traded but cannot be smoked by the player character

It could be that the reason smokers report that cigarettes lower their anxiety and stress is because of the alleviation of these withdrawal effects indeed, this seems likely, as long term use of cigarettes is associated with higher levels of depression and anxiety

A superficial analysis of the evidence suggests that under professional guidance, it may help in some cases to quit smoking

Understanding the Risks of Smoking Smoking adversely affects nearly every organ in the body and is a major cause of various diseases, including cancer, heart disease, and respiratory illnesses