The diverse drug and alcohol abuse rehab programs which are offered to alcohol and drug addicted people in Fairfield, IL. can vary in a lot of different ways. Some substance abuse rehab services take place in a residential or inpatient setting, where clientele reside the entire time they are in rehab which offers a more conducive treatment environment. Others provide alcohol and drug abuse rehabilitation programs on an outpatient basis which provides a sense of flexibility, though outpatient facilities may not be an appropriate drug and alcohol abuse rehab program for men and women in Fairfield, IL. who are struggling with long term drug addiction problems. Regardless of whether inpatient or outpatient drug and alcohol abuse treatment programs are selected, there are varying lengths of time that men and women will be expected to continue to be in the drug treatment facility. For example, many short-term programs provide programs for 4 weeks or less, while long-term facilities will call for at least a 90 day stay.