There are several various types of drug and alcohol abuse rehabilitation facilities in Waltham which drug and alcohol addicted clients can get help from. For example, there are alcohol and drug abuse rehab programs in the Waltham area which cater to somebody who has a short history of drug and alcohol abuse and might benefit from a short term drug and alcohol rehabilitation facility which will only demand that the client to stay in rehab for about a month or less. There are also more extensive and long term drug and alcohol abuse treatment centers in Waltham which require a stay of 3 months or longer, depending on the client's history of drug and alcohol abuse and other issues such as co-occurring mental health disorders. Substance abuse rehab services can be done on an outpatient basis or an inpatient basis, with inpatient alcohol and drug abuse rehab services offering substantially better outcomes due to a greater quality of rehab center.