Thirty days is considered "short-term rehab," and anything longer is considered "long-lasting rehab." The only difference in between rehab lengths is that treatment is more intensive in short-term rehabilitation considering that more therapy is being condensed into a much shorter time period. Unlike inpatient rehabilitation, when you choose an outpatient program, each step of the rehabilitation procedure is normally finished at a different facility.When that's finished, the actual therapy can start 90 days is generally a minimum, however lots of people continue seeing a therapist or attending group treatment for several years. The longer you invest in rehabilitation, the more costly it will be. However, those who have serious addictions might not get all the help that they need in short-term rehab.