The different alcohol and drug abuse rehab services which are accessible to alcohol and drug addicted individuals in Danville can differ in a lot of various ways. Some substance abuse rehab services take place in a residential or inpatient setting, where clientele reside the entire time they are in treatment which offers a more conducive treatment environment. Others offer alcohol and drug abuse rehabilitation programs on an outpatient basis which provides a sense of versatility, although outpatient centers are not always an appropriate drug and alcohol abuse rehab program for men and women in Danville who are having difficulties with long term addiction issues. Whether inpatient or outpatient drug and alcohol abuse rehabilitation programs are selected, there are varying lengths of time that individuals will be asked to continue to be in the drug and alcohol treatment program. For example, quite a few short-term programs offer programs for 4 weeks or less, whereas long-term centers will demand at least a 12 week stay.