Residential long-term treatment is a kind of alcohol and drug rehabilitation program which provides rehab services longer than 30 days. At a residential long-term drug rehab facility the person will either have already detoxed prior to their arrival at the facility or be seen through detox and withdrawal at the facility. Drug rehabilitation professionals will then work intensively with the treatment client to deal with serious drug or alcohol addiction concerns by means of counseling and various other treatment methods. This not only works to get them in Dennis, Massachusetts off of drugs but helps them remain drug free by resolving the true reasons they became addicted to drugs to begin with. Since the rehab process may require weeks or months in treatment, a residential long-term rehabilitation center which requires a stay of more than 30 days is a superior choice in terms of drug and alcohol rehab offered in Dennis, Massachusetts and one which offers very significant long term outcomes when looking at success rates.