The different alcohol and drug abuse rehabilitation programs which are accessible to drug and alcohol addicted individuals in Fort Belvoir, Virginia can vary in several different ways. Some drug and alcohol abuse treatment services are offered in a residential or inpatient location, where clientele remain the entire time they are in rehab which provides a more therapeutic treatment setting. Others offer drug and alcohol abuse rehabilitation programs on an outpatient basis which provides a sense of versatility, although outpatient programs are not always an appropriate substance abuse rehabilitation program for men and women in Fort Belvoir, Virginia who are having difficulties with long term drug addiction difficulties. Whether inpatient or outpatient substance abuse rehabilitation programs are chosen, there are also different amounts of time that people will be expected to continue to be in the drug treatment program. For example, many short-term programs provide programs for 30 days or less, whereas long-term facilities will demand at least a 12 week stay.