The different drug and alcohol abuse rehabilitation services which are offered to alcohol and drug addicted people in Chelsea can differ in many different ways. Some alcohol and drug abuse treatment programs take place in a residential or inpatient setting, where clientele reside the entire time they are in treatment which supplies a more therapeutic rehab environment. Others provide substance abuse rehab programs on an outpatient basis which allows for more versatility, although outpatient facilities are not always a suitable drug and alcohol abuse rehab program for men and women in Chelsea who are having difficulties with long term drug or alcohol addiction difficulties. Regardless of whether inpatient or outpatient drug and alcohol abuse rehabilitation programs are chosen, there are varying lengths of time that people will be asked to continue to be in the drug rehab center. For example, quite a few short-term programs provide services for a month or less, whereas long-term facilities will demand at least a 12 week stay.