Gymnasium is the sacred ancient sports place of Iranians and the seat of strength and power and the title of a historical place where Iranian wrestlers are trained.The name of the ship is taken from a belt called «Keshti» that Zoroastrians used to tie three times around their waists while praying and wrestlers for wrestlers. During the Qajar period, the interest in wrestling increased so much that Naser al-Din Shah appointed a person named Sahib al-Dawlah to expand and develop wrestling and spread the competition of wrestlers in different squares of the city. The place where they practice ancient sports is called Gymnasium. Gymnasium rituals were registered in the UNESCO list of spiritual heritage by Iran on November 25, 2009. Gymnasium sports have been introduced as
one of the oldest bodybuilding sports in the world. This valuable resource is a practical collection for training, which is written to standardize how to perform bodyweight exercises and is considered as a reference for competitions, training and correctness of movements. In the writing of the material, the author has discussed its generalities so that it is concise and useful, and in the section of sports operations, he has mentioned more about the correctness of the movements and has also made several references to the stunts of this sport. In the topics related to wrestling etiquette, the opinions of 54 veterans of this sport and elites from all over the country have been used in this field.