Warrior Pose looks ancient but was probably invented around 1940
Patanjali's Yoga Sutras never name a single posture; they simply ask that a seat be steady and comfortable. Many poses now treated as timeless, including Warrior I and the Salute to the Sun, took shape in the 20th century, partly borrowing from Scandinavian gymnastics and Indian bodybuilding.
The Sanskrit word asana comes from a root meaning to sit down, and for centuries it meant a meditation seat. In the Yoga Sutras, dated to roughly the 2nd to 4th century CE, posture is the third of eight limbs, after ethical codes and self-observances and before breath work, concentration and meditation. The accompanying Bhasya commentary lists 12 postures, 11 of them seated. The first known text to describe a non-seated pose is the 10th to 11th century Vimanarcanakalpa, which includes Mayurasana, the peacock, a balance.
Medieval hatha texts fixed on the number 84. The Goraksha Sataka says Shiva made one posture for every lakh of the 8,400,000 kinds of being, though it details only two; the figure signals completeness rather than a real count. The 15th century Hatha Yoga Pradipika singles out four seated poses as most important. Scholars such as Mark Singleton argue posture was seldom central to India's major yoga traditions, and Norman Sjoman finds no unbroken line from those texts to modern practice. A claimed Indus Valley seal of c. 2500 BC showing a yogic Shiva remains unproven.
The modern boom grew from politics and gymnasiums. From the 1850s Indians built a physical culture to rebut colonial claims of degeneracy; K. V. Iyer blended hatha yoga with bodybuilding in Bangalore. Swami Kuvalayananda fused postures with European gymnastics at a research centre founded in 1924, and his student Tirumalai Krishnamacharya added wrestling moves and jumps between poses. Singleton links modern standing poses to Scandinavian gymnastics, some of which appear in Niels Bukh's 1924 Danish manual.
Krishnamacharya's pupils spread the result worldwide. Pattabhi Jois founded Ashtanga yoga in 1948, and B.K.S. Iyengar's 1966 Light on Yoga, with some 600 photographs, sold three million copies. Dharma Mittra catalogued about 1,300 poses and variations in 1984. Newer still are Revolved Side Angle, absent from Jois's 1962 book, and Reversed Warrior, possibly post-2000. Studies suggest postures can improve flexibility, strength and balance and ease stress.
Source: Asana
