Apas: The Water Element in Classical Yoga

Written and reviewed by The Kriya Yogi · Updated 28 September 2026

Apas, the Water element, is the principle of fluidity and cohesion. In the journey from the subtle to the gross, Water follows Fire and precedes Earth. It is the force that allows things to flow, to bond, and to take shape without becoming rigid. In classical yoga, Apas is not just the liquid we drink; it is the vital essence that nourishes the body, the lubricating force of the joints, and the cooling balm for the mind.

The short answers

  • Apas represents fluidity, coolness, and the power of cohesion.
  • It is associated with the sense of taste (Rasa) and the tongue.
  • In the human body, it manifests as blood, lymph, saliva, and joint fluids.
  • Cultivating the Water element promotes adaptability and emotional flow.
  • An imbalance in Apas can lead to either dehydration (deficiency) or edema and congestion (excess).

The Cohesive Power of Apas

The primary characteristic of Apas is its ability to hold things together. Unlike Earth, which is rigid, Water provides a 'soft' cohesion. Think of how dry sand cannot form a shape, but when water is added, it becomes moldable. This binding quality is essential for life. In the yogic view, Apas is the medium of connection, allowing nutrients to travel through the body and signals to pass through the nervous system.

Philosophically, Apas is linked to the concept of 'Soma', the nectar of the moon, which represents nourishment and immortality. It is the cooling, receptive aspect of nature that balances the transformative heat of Fire (Agni). Without the moistening influence of Water, the fires of life would consume us.

Water in the Physical Body

We are, in large part, composed of the Water element. From the blood that carries oxygen to the lymph that protects our immunity, the fluid nature of our internal environment is what sustains our vitality. In the practice of yoga asana, we often speak of 'fluid movement'. This refers to the healthy state of the Water element within the joints and connective tissues.

When Apas is flowing freely, our movements are graceful and rhythmic. The joints are well-lubricated (synovial fluid), and the muscles are supple. However, if the Water element becomes stagnant or excessive, we may feel heavy, swollen, or mentally 'cloudy'. Conversely, a lack of the Water element can manifest as dryness, brittle bones, and a feeling of being 'burned out'. Yoga practices like gentle flows (Vinyasa) and forward bends can help stimulate and balance the Apas element.

The Psychological Flow: Adaptability and Emotion

Psychologically, Apas is the element of emotion and adaptability. Just as water takes the shape of whatever vessel it is poured into, a person with a balanced Water element can adapt to changing circumstances with ease. They possess a 'flow' that allows them to navigate the ups and downs of life without becoming brittle or broken.

Emotions are often compared to water—they can be calm and deep, or turbulent and stormy. In classical yoga, the goal is not to suppress these 'waters' of the mind, but to ensure they do not become stagnant. Stagnant emotions, like stagnant water, can lead to psychological toxicity. Through breathwork and meditation, the yogi learns to observe the flow of feelings without becoming submerged by them, maintaining a state of 'equanimity' even in the midst of the current.

Apas and the Sense of Taste

Apas is intimately connected to the sense of taste (Rasa). In Sanskrit, 'Rasa' means more than just flavor; it also means essence, juice, and aesthetic delight. The tongue can only perceive taste when the food is moistened by saliva—a direct demonstration of the Water element's role in sensory experience.

This connection teaches us about the importance of 'savoring' life. When we are rushed or stressed, our mouths become dry, and we lose our ability to taste. By calming the nervous system through yoga, we restore the Water element, allowing us to once again experience the 'Rasa' or the sweet essence of existence. Contemplating the Water element can help us cultivate a sense of gratitude for the nourishment we receive.

Balancing the Water Element in Practice

To cultivate the Water element in yoga, one should focus on movements that are smooth and continuous. Avoid jerky or forced transitions. In poses, look for the 'micro-movements'—the subtle shifts and adjustments that keep the posture alive and responsive rather than static and rigid.

Visualizing a calm lake or a flowing river during meditation can also help invoke the qualities of Apas. On a practical level, ensuring adequate hydration and consuming moist, nourishing foods are simple ways to support this element from the outside in. For the yogi, the Water element is a reminder that strength does not always come from hardness; often, the greatest strength lies in the ability to flow around obstacles and to remain soft and receptive.

Approaching it with care

  1. Practice Fluid Vinyasa

    Move between poses with a continuous, rhythmic breath, like the ebb and flow of the tide.

  2. Cultivate Receptivity

    During your practice, focus on 'receiving' the pose rather than 'doing' it, allowing the body to soften.

  3. Hydrate Mindfully

    Drink water slowly, consciously acknowledging its life-giving and cooling properties.

Cautions worth reading

  • Avoid over-hydrating to the point of causing electrolyte imbalance, which is not a yogic goal.
  • Recognize that emotional 'flow' does not mean letting emotions control your actions.

What scholars and evidence say

The concept of Apas as a fundamental element is found throughout the Vedas and Upanishads. It describes the liquid state of matter and the principle of cohesion, a framework that predates the modern understanding of molecular biology.

Questions people ask

+ Is Apas the same as the H2O molecules?
No, Apas refers to the quality of liquidity and cohesion, which is represented by water but not limited to its chemical structure.
+ How can I balance excess Water?
Focus on dynamic, heat-building yoga practices (Fire) and grounding standing poses (Earth).
+ Why is taste linked to water?
Because flavor can only be perceived through the medium of liquid (saliva).

Sources

  • Taittiriya Upanishad
  • Bhagavad Gita
  • Hatha Yoga Pradipika (mentions of Amrita/Soma)

These are living traditions, best approached with a teacher or community where possible. Nothing here is medical advice; check with a clinician before starting a new movement or meditation practice if you have a health condition.