An addiction can be caused from drugs, alcohol, or any other vice a person may have. Many think addiction is a mental disorder.
Nicotine is the chemical that causes addiction.
Nicotine
Nicotine causes addiction to smoking
Nicotine addiction.
Nicotine
Nicotine.
Nicotine.
tobacco
Addiction exists when something causes problems in your life but you continue doing it anyway despite attempts to stop.
Nicotine
Nicotine
Yes it causes an addiction to the brain it stimulates it then it depends on it