There are several various types of substance abuse rehabilitation services in Mark, Illinois which drug and alcohol addicted people can take advantage of. As an example, there are drug and alcohol abuse rehabilitation centers in the Mark, Illinois area which work specifically with a client with a short history of alcohol and drug abuse and might be able to receive effective help at a short term alcohol and drug rehabilitation program which will require the person to stay in rehab for about a month or less. There are also far more comprehensive and long term alcohol and drug abuse rehab centers in Mark, Illinois which involve a stay of 12 weeks or longer, depending on the individual's history of drug abuse and other circumstances which may include co-occurring mental health problems. Substance abuse rehab programs can be done as an outpatient or inpatient, with inpatient drug and alcohol abuse rehabilitation services providing substantially better outcomes because of a higher quality of treatment setting.