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"A five-thousand-year-old transcription of fragile palm leaves by the Indus valley civilization has paved the way for an innovative therapy for weight loss. In the Indian collection of Vedic Sanskrit hymns, Rigveda, yoga was mentioned. Yoga has been traced by researchers to over a thousand years ago, and its rich history is divided into periods of innovation, practice, and growth.
The Rishis and Brahmans, who documented their training in the Upanishads, refined and developed Yoga. Over several years, this technique was later developed into what is now practiced as yoga."