The diverse drug and alcohol abuse rehab programs which are offered to alcohol and drug addicted people in Yorktown can vary in several different ways. Some substance abuse rehab programs are offered in a residential or inpatient location, where clientele remain the entire time they are in rehabilitation which supplies a more therapeutic treatment environment. Others provide drug and alcohol abuse rehabilitation services on an outpatient basis which allows for more versatility, although outpatient programs are not always an appropriate substance abuse rehab service for people in Yorktown who are having difficulties with serious drug addiction problems. Whether or not inpatient or outpatient alcohol and drug abuse treatment programs are chosen, there are also different lengths of time that men and women will be asked to stay in the alcohol and drug treatment facility. For instance, quite a few short-term programs provide services for 4 weeks or less, whereas long-term programs will demand at least a 90 day stay.