Spirituality
Yoga — the eight limbs, and what the Sutras actually say
The text everyone cites has three verses about posture out of nearly two hundred aphorisms.
The short answer
Yoga in its classical sense is a discipline for stilling the activity of the mind. Patañjali's Yoga Sutras set out eight limbs, of which posture is the third and is given three aphorisms; ethical restraint comes first, and absorption last.
Key facts
- The definition
- Yogaś citta-vṛtti-nirodhaḥ — yoga is the stilling of the movements of the mind (Yoga Sūtra 1.2)
- The eight limbs
- Yama, niyama, āsana, prāṇāyāma, pratyāhāra, dhāraṇā, dhyāna, samādhi
- On posture
- Three aphorisms (2.46–2.48), and they describe a seat that is steady and comfortable — not a sequence of shapes
- Date
- The Yoga Sūtras are usually dated to roughly the 2nd to 4th centuries CE; the practices they systematise are older
- Other yogas
- Karma, bhakti and jñāna yoga in the Gītā; haṭha yoga from around the 11th century, which is where postural practice develops
The definition
The second aphorism of the Yoga Sutras states what yoga is: yogaś citta-vṛtti-nirodhaḥ — the stilling of the movements of the mind.
Everything else in the text either prepares for that or describes what happens when it occurs. Read with that sentence in view, the eight limbs stop looking like a list of practices and start looking like a sequence with a destination.
The eight limbs, in order
- Yama — restraint: non-violence, truthfulness, not stealing, continence, non-possessiveness.
- Niyama — observance: cleanliness, contentment, austerity, self-study, surrender to God.
- Āsana — a seat that is steady and comfortable. Three aphorisms.
- Prāṇāyāma — regulation of the breath.
- Pratyāhāra — withdrawal of the senses from their objects.
- Dhāraṇā — concentration: placing attention.
- Dhyāna — sustained attention, unbroken.
- Samādhi — absorption, in which the separation between observer and object thins and then goes.
The order is not accidental, and the first two limbs coming first is the text's most-ignored claim: without the ethical foundation, the later limbs are held to be unstable.
What the Sutras say about posture
Three aphorisms, 2.46 to 2.48. The seat should be steady and comfortable; it is achieved by relaxing effort and by contemplation of the infinite; then the pairs of opposites cease to disturb.
That is the entire postural instruction in the foundational text of yoga. It describes a seat suitable for sitting still in for a long time. It does not describe a practice, a sequence, or a set of shapes.
Postural practice as a developed system comes later, in the haṭha yoga texts from around the eleventh century onwards — the Haṭha Yoga Pradīpikā, the Gheraṇḍa Saṃhitā, the Śiva Saṃhitā — which describe a modest number of postures alongside cleansing practices, breath work and mudrā.
The other yogas
"Yoga" in Indian usage is not confined to Patañjali. The Bhagavad Gita names three paths, none of which involve posture: karma yoga, action without attachment; bhakti yoga, devotion; jñāna yoga, knowledge.
A householder in India who says they practise yoga may well mean japa and temple observance rather than anything on a mat, and this is a frequent source of cross-purposes in conversations between Indian and diaspora relatives.
How this changes across India and beyond
| Where | What it means |
|---|---|
| Mysore | The Palace and the Krishnamacharya lineage — Iyengar, Pattabhi Jois, Desikachar — from which most global postural systems descend. |
| Bihar and Rishikesh | Teaching institutions emphasising the full eight limbs, breath work and philosophy alongside posture. |
| Kerala | Yoga taught alongside Ayurveda, with the therapeutic framing foregrounded. |
| Tamil Nadu | The Siddha traditions, whose yoga literature is in Tamil and rarely appears in English-language yoga teaching. |
| Diaspora studios | Almost entirely postural, usually with a brief closing invocation; the ethical limbs are typically absent, which is the largest single difference from the classical scheme. |
Questions people ask
So is modern yoga fake?
No — it is modern. Postural yoga as practised worldwide took shape in the late nineteenth and twentieth centuries, drawing on haṭha yoga, Indian physical culture, and European gymnastics and bodybuilding, largely through teachers at Mysore. It is a real tradition with a short history, and saying so is not an attack on it.
What are the yamas and niyamas?
Five restraints — non-violence, truthfulness, not stealing, continence, non-possessiveness — and five observances — cleanliness, contentment, austerity, self-study, and surrender to God. They come first in the sequence, which is a claim about priority rather than a preliminary formality.
Is yoga Hindu?
Its classical texts sit within Hindu philosophical traditions, and Jain and Buddhist traditions developed their own yogas alongside. Whether a modern exercise class is a religious practice is a genuinely contested question that has reached courts in more than one country, and reasonable people who know the material disagree.
What is Ashtanga, and is it the eight limbs?
"Aṣṭāṅga" means eight-limbed and refers to Patañjali's scheme. The modern Ashtanga Vinyasa system taught by Pattabhi Jois takes the name but is a twentieth-century postural sequence; the two are related by name and lineage claim rather than by content.
Sources (3)
- Patañjali, Yoga Sūtras, with the Vyāsa Bhāṣya — For the eight limbs and the definition of yoga
- Mark Singleton, Yoga Body: The Origins of Modern Posture Practice — For the twentieth-century formation of postural yoga
- James Mallinson and Mark Singleton, Roots of Yoga — For the primary sources of haṭha yoga in translation
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