I feel like i'm addicted to weed. is that possible?

Disease of Addiction: Yes. Of course. Addiction is a disease. It occurs often times in families and has a genetic component. But, when one uses a mind altering substance then in some of us the brain does change and addiction or obsession occurs. Addiction can lead to despair, depression and lots of heart ache. If you have become addicted there is help. There is a solution and your family doctor can help.