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BREATHING · ALTERNATE · ~6 BPM

Alternate Nostril Breathing (Nadi Shodhana)

Alternate nostril breathing (Nadi Shodhana) is a prāṇāyāma technique where you close one nostril at a time, alternating for 5–10 minutes. Research suggests modest improvements in HRV and attention, with fewer effects on acute stress than exhale-dominant techniques.

Updated April 2026·5 min read

How to do it

  1. Sit comfortably. Sit upright with a neutral spine. Rest your left hand on your thigh.
  2. Close right nostril. With your right thumb, gently close your right nostril. Exhale fully through the left.
  3. Inhale left. Inhale slowly through the left nostril for 4 seconds.
  4. Switch and exhale right. Close the left nostril with the right ring finger. Release the thumb. Exhale through the right nostril for 6 seconds.
  5. Inhale right, exhale left. Inhale through the right for 4 seconds, switch fingers, exhale through the left for 6 seconds. That is one full cycle.
  6. Continue. Repeat for 5 to 10 cycles. Breath should be quiet; no forcing.

What the research actually shows

Alternate nostril breathing is one of the more-studied prāṇāyāma techniques, but the evidence base is smaller and noisier than the evidence for slow paced breathing or cyclic sighing. A 2013 trial by Telles et al. found that twelve weeks of daily practice improved autonomic measures and subjective wellbeing relative to breath-awareness controls. Effects on acute anxiety are less consistent.

The mechanism, if there is one, is debated. Traditional prāṇāyāma holds that the technique balances the ida and pingala nadis — roughly, left- and right-side nervous-system activity. The secular explanation is simpler: it slows breathing to roughly six breaths per minute (the coherent range) and adds attentional demand, which makes it harder for the mind to ruminate.

Who it suits

If you like techniques that demand a little bit of attention, alternate nostril is a good entry to daily practice. It gives the mind something to do other than spin. It is a weaker tool than cyclic sighing for acute spikes and weaker than 4-7-8 for sleep, but it is better than both for general settling before a longer meditation.

What the research says

The evidence base for Alternate Nostril Breathing (Nadi Shodhana) rests on:

When to use it

  • Before a longer meditation, to settle the mind
  • In the middle of the day, as a 5-minute reset
  • When regular paced breathing feels boring

When not to use it

  • With a congested nose — the hand work is counterproductive
  • During acute panic (physiological sigh or 4-7-8 are faster)

Try it in the Loam app

Alternate Nostril Breathing (Nadi Shodhana) is included in Loam's breathing library with an animated breath visualizer, optional haptic cues at every phase transition, and configurable durations. Download Loam to practice it.

Related techniques

Back to the full breathing library, or try: resonance, box-breathing, Ujjayi (Ocean Breath).

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