The main cause of addiction is stress. You find out that maybe someone has been looking for work for a period of time without success. When they abuse substances, they tend to forget what they are going through. They do it again and again and eventually become addicted. Another way people become addicted is by needing to fit in. Take an example where your group of friends are alcoholics. If you spend most of your time with them, you will be tempted to drink. This will happen multiple times. Continuous consumption will lead to addiction. This is an example of a psychological mode of