The origins of yoga have been speculated to date back to pre-Vedic Indian traditions; it is mentioned in the Rigveda, but most likely developed around the sixth and fifth centuries BCE, in ancient India's ascetic and sramaṇa movements. The chronology of earliest texts describing yoga-practices is unclear, varyingly credited to Upanishads.
Surya Namaskar or Sun Salutation is a sequence of 12 powerful yoga poses. Besides being a great cardiovascular workout, Surya Namaskar is also known to have an immensely positive impact on the body and mind.Surya Namaskar is best done early morning on an empty stomach. Each round of Sun Salutation consists of two sets, and each set is composed of 12 yoga poses. You might find several versions on how to practice Sun Salutation. However, it is advisable to stick to one particular version and practice it regularly for best results.