A Decade of Global Yoga: Tracing its Roots Through Inscriptions, Manuscripts, and Living Traditions

Yoga, as a global phenomenon, is often perceived through the lens of its modern, postural forms. However, a comprehensive understanding of this practice requires an exploration that extends beyond the contemporary settting and into its rich, multi-layered past. Yoga is not a static, monolithic discipline but a dynamic and continuously evolving tradition. The word itself, from the Sanskrit root meaning “to unite” or “to yoke,” as in the harnessing of a chariot, provides a powerful conceptual thread that links its diverse manifestations across millennia.[1,2] This editorial traces the remarkable journey of yoga, from its earliest archaeological hints to its modern position as a cornerstone of the global wellness industry. The establishment of the International Day of Yoga in 2014 by the United Nations serves as a poignant benchmark for this exploration, marking a pivotal moment where the practice’s ancient heritage was globally recognised and celebrated, even as its modern form continued to adapt and expand.[3,4] The following analysis is structured to trace this historical arc through three primary pillars of evidence: the tangible artefacts of proto-history, the philosophical and technical codification found in ancient manuscripts, and the living traditions and modern lineages that have shaped its global transmission. This approach reveals a complex narrative where modern yoga is not a simple linear progression from its ancient roots but a product of continuous adaptation, revival, and strategic reinvention. Each historical epoch has left an indelible mark, creating a living tradition that is at once ancient and profoundly modern. The Proto-History—Inscriptions and Archaeological Speculations The earliest evidence of yoga-like practices is found not in written texts, but in the archaeological record of the Indus Valley Civilisation, which flourished from approximately 3300 to 1300 B.C.E.[5] This pre-literate period provides the most speculative but also the most profound indications of yoga’s deep historical roots. The central piece of evidence is the “Pashupati seal,” a steatite carving discovered at the ancient site of Mohenjo-Daro.[6] This small, intricate seal depicts a seated, possibly tricephalic (three-headed) figure with a horned headdress, surrounded by animals.[6] The figure’s legs are bent at the knees with the heels touching and toes pointing downwards, a posture that has been widely interpreted as a yogic pose, specifically a variant of the Lotus pose (Padmasana).[6] The surrounding animals—an elephant, a tiger, a water buffalo, and a rhinoceros—along with two deer or ibexes beneath the platform, have led to the figure’s identification as a deity associated with animals, an early form of the Hindu god Shiva, often referred to as “Pashupati” or “proto-Shiva.”[6] This early imagery suggests a pre-literate cultural awareness of meditation and disciplined posture, providing a cultural foundation upon which later, more formally codified traditions could take root, even without a direct, unbroken textual lineage. The scholarly interpretation of this evidence is not without its complexities. While some sources suggest the seal’s creation around 6500 B.C.E., a more commonly cited date places it around 2200 B.C.E., during the Intermediate I Period of the civilisation.[7] This chronological discrepancy underscores the interpretive nature of such archaeological findings and demonstrates that the origins of yoga are not precisely documented but are a matter of ongoing scholarly debate.[7] This nuanced perspective is essential for a complete historical understanding, as it cautions against assuming a simple, direct link between these artifacts and the formalized practices that would emerge thousands of years later. The Manuscript Tradition—From Vedic Hymns to Hatha Manuals The transition from archaeological evidence to explicit textual documentation begins in the Vedic period and continues through a succession of foundational manuscripts that systematically codified and refined the practice of yoga. The Vedic and Upanishadic Period (c. 1500–500 B.C.E.) The seeds of a spiritual path for yoga were sown in the Vedic and Upanishadic periods.[8] The earliest mention of yoga-like concepts is found in the Rigveda, which contains hymns and chants used in religious ceremonies aimed at spiritual enlightenment.[8] Later, the Upanishads, philosophical texts developed around 800–200 B.C.E., moved beyond ritualistic practices to delve deeper into the concepts of self-realisation and the relationship between the individual soul (atman) and the universal consciousness (Brahman).[1] A powerful and enduring metaphor for this period, found in the Katha Upanishad (c. 6th century B.C.E.), likens the body to a chariot, the senses and mind to the horses, and the spirit to the charioteer, illustrating the need for control and discipline to guide one’s life.[1] The Classical Period and the Yoga Sutras of Patanjali The Classical Period solidified yoga as a philosophical and systematic practice, largely through the work of the sage Patanjali.[9] Composed between approximately 200 B.C.E. and 200 C.E., the Yoga Sutras systematically codified the philosophy of Raja Yoga into 196 concise aphorisms, or sutras.[9] The text is best known for its famous definitional verse: “Yoga is the control of the conscious mind and mental operations” (Yogah Chitti Vritti Nirodah).[9] Patanjali’s text outlines a comprehensive path for spiritual liberation through the “Eight Limbs” of yoga, which include ethical codes (yama, niyama), physical postures (asana), conscious breathing (pranayama), sensory withdrawal (pratyahara), and culminate in advanced meditative states (dharana, dhyana, and samadhi).[9] While the Yoga Sutras are revered today as a foundational text, a crucial nuance of yoga’s history is the fact that the text itself fell into relative obscurity for nearly 700 years, from the 12th to the 19th century.[10] This challenges the popular assumption of a direct, unbroken lineage and suggests that the modern reverence for Patanjali is a re-appropriation, driven largely by 19th-century scholarly translations and later by modern pioneers who sought to provide a philosophical and traditional foundation for their new styles.[10] The Post-Classical Period and the Rise of Hatha Yoga Following the philosophical emphasis of the Classical period, the Post-Classical era (c. 500–1500 C.E.) saw a shift toward more intensive psychophysical practices.[8] The emergence of Tantric yoga in the 10th century C.E. focused on awakening a dormant serpentine energy called Kundalini at the base of the human spine.[8] Hatha yoga, which developed between the 10th and 12th centuries C.E., emerged as a system of “extreme psychophysical practices” designed to actualise this energy through the purification of the body.[8] The Hatha Yoga Pradipika, a 15th-century Sanskrit manual by Svātmārāma, is a foundational text of this period.[11] It details purification techniques (ṣaṭkarma), postures (āsana), and breath control (prāṇāyāma) as a preparatory stage for higher meditation, or Raja Yoga.[11] The text is a synthesis of older traditions and even presents two contradictory models for achieving immortality—one involving the manipulation of Bindu and the other the stimulation of Kundalini—demonstrating that Hatha yoga was not a single, unified theory but a compilation of various schools of thought.[11] The historical understanding of the term “Hatha” itself has been revised by modern scholarship, with evidence suggesting it originally meant “force,” referring to the forceful discipline required for these practices, rather than the later metaphysical explanation of uniting the sun (ha) and moon (tha).[12] Another significant manuscript, the Yoga Yajnavalkya, is highly valued in modern lineages associated with Tirumalai Krishnamacharya.[13] However, its dating is a subject of scholarly debate, with estimates ranging from the 2nd century B.C.E. to the 14th century C.E.[13] This ambiguity, similar to the Pashupati seal, further complicates the idea of a simple, linear timeline and highlights the continuous effort of scholars to understand the complex interrelations of these historical sources. The Modern Transmission—Pioneers and Postural Lineages Yoga’s journey to the West began in earnest in the early 19th century, marking a critical phase of its evolution from a spiritual discipline rooted in India to a global practice. The Bridge to the West: Swami Vivekananda Swami Vivekananda played a pivotal role in introducing the philosophy of yoga to the United States.[14] His appearance at the 1893 World Conference on Religions in Chicago presented yoga as a serious spiritual and philosophical discipline to a Western audience, laying the groundwork for its later popularization.[14] Some of the notable personalities who carried out this mantle and established Yoga in global arena are as follows: Tirumalai Krishnamacharya (1888–1989) is widely revered as the “Father of Modern Yoga” for his wide-ranging influence on the development of postural yoga.[15] B.K.S. Iyengar (1918–2014), Krishnamacharya’s brother-in-law, developed Iyengar Yoga, which is characterized by a strong emphasis on precise anatomical alignment and the use of props like blocks, straps, and bolsters to support practitioners.[16] Indra Devi (1899–2002), born Eugenie Peterson in Latvia, was one of Krishnamacharya’s first female and Western students.[17] This list is not exhaustive and represents only a fraction of dedicated Yog teachers who have helped establish Yog across the world. The Modern Era—A Decade of Global Growth and Contention The last decade has seen yoga transform from a niche spiritual practice into a global wellness industry, a shift that is as much a testament to its adaptability as it is a source of new complexities. International Yoga Day and Its Cultural Impact In the face of this widespread dissemination, the government of India, under Hon’ble Prime Minister of India Shri Narendra Modi, introduced a resolution to the United Nations in 2014 to establish June 21 as the International Day of Yoga.[3,4] The resolution, which received broad support, was framed as a celebration of yoga as an “invaluable gift of India’s ancient tradition.”[3] This global event, which in 2023 set a Guinness World Record for the participation of the most nationalities at the United Nations Headquarters, serves as a powerful, state-sponsored effort to reassert yoga’s cultural and spiritual heritage.[3] It can be understood as a direct response to the de-contextualization often seen in the wellness market, highlighting the complex relationship between a globalised practice and the culture seeking to retain ownership of its traditions. The Cultural Appropriation Debate The rapid globalisation of yoga has brought to the forefront a necessary and nuanced debate about cultural appropriation. The core of this discussion lies in the distinction between appreciating a practice and appropriating it.[18] Appropriation, as defined in this context, involves taking a culturally significant practice, removing its essential features, disregarding its significance, or claiming it as one’s own without credit.[18] Examples of this include treating yoga solely as a form of exercise, believing it to be a new-age practice, or disregarding its deep historical and spiritual roots.[18] The debate is not an indictment but a crucial dialogue for the future of yoga. It reveals the central conflict of the modern era: the tension between yoga’s universal appeal and its specific, sacred origins.[18] To appreciate rather than appropriate, the tradition requires a commitment to learning its history, respecting its cultural and religious contexts, and engaging with teachers who honour its origins.[18] This ethical and social issue is a crucial component of modern yoga, and confronting it is a necessary step toward a more respectful and equitable global practice. Conclusion: A Path Forward—Balancing Tradition with Accessibility The journey of yoga, as traced through inscriptions, manuscripts, and living traditions, is one of remarkable resilience and profound adaptation. From the contested archaeological findings of the Indus Valley and the philosophical depths of the Vedic texts to the systematic codification by Patanjali and the intensive practices of Hatha yoga, the tradition has continuously evolved. The modern era, fueled by the pioneering work of figures like Tirumalai Krishnamacharya and his students, saw yoga cross cultural boundaries and transform into a global wellness phenomenon. This unprecedented global reach, however, has not been without its challenges. The commercialisation of yoga has created a multi-billion-dollar industry that often prioritises physical fitness over spiritual discipline, leading to a necessary discussion about authenticity and ethical responsibility. The candid re-evaluation of modern lineages and the critical dialogue around cultural appropriation demonstrate the inherent complexities of a living tradition that is constantly in flux. The future of yoga lies in its ability to navigate this tension. Its enduring relevance is a testament to its powerful ability to address the physical, mental, and spiritual needs of a fast-paced world. However, for yoga to remain a truly transformative and sustainable practice, it must honour its deep and layered roots while remaining accessible and relevant to all. This requires a collective commitment from practitioners, teachers, and the broader industry to uphold the principles of respect, mindfulness, and a deep appreciation for its rich historical journey. Financial support and sponsorship Nil. Conflicts of interest There are no conflicts of interest.