Cognitive-behavioral therapy is a short-term therapy, with the length of CBT typically ranging from 10-20 sessions. Patients accomplish the first four steps within the first couple of sessions of CBT.
For some, CBT provides patients relief after a few sessions, while others need several sessions to meet their goals. The length of CBT depends on a couple of factors.
The severity of the patient's mental illness
The personality of the patient
Level of support