Attending a residential long-term treatment program (more than 30 days) is an effective way ofresolving a serious substance abuse problem. This type of drug and alcohol rehab facility is more comprehensive than others that only last a few weeks or those where the person in recovery is free to come and go as they please. Attending a residential long-term rehab program (more than 30 days) means that you as the client will stay at the rehab center around the clock while you are in recovery. While providing a more relaxed home-like atmosphere the individual has access to treatment professionals at all times. Long term drug or alcohol rehabilitation centers are an ideal choice for those who have a long history of substance abuse or who have had other unsuccessful attempts at drug or alcohol treatment in the past.