If you fear something and do not know the reason of fear, if you see a dream which is repetitive and you do not know why you get such a dream again and again, if you think that something which is happening to you has happened to you before but you cannot find out when and where and why then you are living in your past life. Past life regression is a technique which uses methods like hypnotism to understand the pain that a person might have gone through in his or her past life and then give that person a relief by providing some remedy.
In past life regression technique the patient is first hypnotized and then a series of questions are asked to the patient, while the questions are followed the patient is ask to look back before his or her birth and see what he or she was, in most of the cases it has been found that most of the patients come up with a new identity when they look beyond their birth, they come up with a new name and a new identity, it is at times also associated that the pain they went through in their past life or deeds which were incomplete in their past life are giving them pain in their present life.
Psychiatrist and others who practices hypnotism uses these methods to give relief to the patient by understanding the pain the patient had gone through in his or her past life and then devising a remedy for the same in the present life. Though the description of past life regression longs back from ancient time but in the modern era it has lot of uses.