【正确答案】Taijiquan, originated in ancient China, is an important branch of Chinese martial arts. Originally practiced for self-defense, Taijiquan is now an effective form of exercise to promote physical and mental health. Numerous studies have shown that this type of exercise contributes to maintaining strength, flexibility and balance, reducing stress and anxiety. Taijiquan is easy and enjoyable to practice, with its gentle and fluid movements making you stay calm and sober. Nowadays, Taijiquan has been spread all over the world and is loved by large numbers of bodybuilders.