Bar and Bat Mitzvah "son" (), while "bat" () means "daughter" in Hebrew, and "mitzvah" () means "commandment" or "law" (plural: "mitzvot"). Thus "bar mitzvah" and "bat mitzvah" literally translate to "son of commandment" and "daughter of commandment". However, in rabbinical usage, the word "bar" means "under the category of" or "subject to". "Bar mitzvah" therefore translates to "an [agent] who is subject to the law". Although the term is commonly used to refer to the ritual itself, in fact the phrase originally refers to the person. The modern method of celebrating becoming a bar mitzvah did not exist in the time of the
Mitzvah Technique be performed under the direction of a suitable Mitzvah Technique teacher and does not substitute for necessary professional health care. It is best described in a booklet prepared by the founder of the Technique, M. Cohen-Nehemia: "The Mitzvah Exercise and Its Principle". The Mitzvah Technique is designed to improve posture and release tension and stress through exercises and therapeutic table work. It is based on the "Mitzvah Mechanism", an upward rippling motion that gently reinforces the body’s balance with gravity. It realigns, rebalances and exercises the entire body during sitting, standing and walking. As a result, this mechanism is readily