Breath Lab

The library

Daily research notes on pranayama and the science of the breath, published from the archive a few at a time.

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Five minutes of long exhales beat meditation for mood in a month-long trial

Stanford called it cyclic sighing in 2023. The rule underneath it, breathe out twice as long as you breathe in, is centuries older.

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  1. A King's College trial tested slow nasal breathing on 135 anxious adults. HRV climbed.

  2. A 2026 fMRI study watched 147 brains breathe slowly. The insular cortex lit up.

  3. A 2026 clinical trial tested Anulom Vilom on panic disorder. Symptom scores fell 50 percent.

  4. A stimulator on the ear added nothing: what 22 people breathing slowly showed

  5. One pranayama session is enough to lift your breathing, according to a 2026 study

  6. A 2025 trial measured 40 people who had never practised pranayama. After one session their nervous system flipped.

  7. Ocean waves and slow pranayama run at the same frequency. Tomorrow is World Oceans Day.

  8. Your HRV can shift in a single session of Nadi Shodhana

  9. Most of what you've heard about alternate nostril breathing is wrong

  10. A 2026 clinical trial just made breathwork undeniable

  11. Can you do Anulom Vilom while fasting? A gentle practice for an empty stomach

  12. The rosary, a mantra, and six breaths a minute: resonance breathing is older than its name

  13. What breathwork does to your brain (scientists watched it happen)

  14. The 90-minute nasal cycle your breath has always known

  15. Men's Health Month opens on a blood pressure number most men don't track

  16. Five people in 1987: where the 'left nostril, right brain' idea comes from

  17. What fifteen minutes of Nadi Shuddhi pranayama does to heart-rate variability

  18. The day after a 30-day streak is the hardest. Here is the bridge.

  19. A 2026 trial cut anxiety 24 percent in six online sessions

  20. Start on the left, end on the left: Nadi Shodhana for this weekend's full moon

  21. A 2026 Nature paper just quietly made a lot of breathing hardware optional

  22. International Day of Yoga is 27 days out. The practice the world will search for is Anulom Vilom.

  23. At six breaths per minute, the held pause is where HRV climbs steepest

  24. Felt calmer, same HRV: what 804 moments of slow breathing actually showed

  25. A five-thousand-year-old breathing technique just got cited in a 2026 clinical trial

  26. A 2026 clinical study just cut panic attack scores in half with alternate nostril breathing

  27. A breathwork trial just reported an anxiety effect size of 1.44

  28. Nasal breathing had a rulebook five centuries before it had a trend report

  29. 660 vagus nerve studies. None mentioned the breath.

  30. Oncology nurses just got a new tool. It is a breathing technique.

  31. Your lungs measurably change after one session of pranayama

  32. Who should not do Anulom Vilom? Cautions before you start

  33. First time. Fifteen minutes. The ECG already knew.

  34. A 2026 review of 683 patients found this breath lowered their blood pressure

  35. Science just called pranayama a neuromodulation device. Here is what that means.

  36. Sixty thousand posts on regulating your nervous system, and almost none of them count

  37. Your breath can lower your blood pressure. Here is what the science actually says.

  38. Two weeks into daily alternate nostril breathing, something measurable changes.

  39. World Hypertension Day, and a 2025 clinical trial that named Anulom-Vilom

  40. Navratri is over: how to keep your Anulom Vilom practice going

  41. Anulom Vilom: the breath that started everything

  42. Mental Health Awareness Week opens today. The 'action' is older than the awareness.

  43. Your breath can lower your blood pressure. Here is what the science actually says.

  44. Soft enough that no one hears it: how fast alternate nostril breathing should really go

  45. The five-minute Mother's Day gift that runs on the watch she already wears

  46. They keep renaming this breathing practice. The yogis named it first.

  47. Every action counts. The most-studied one is five thousand years old.

  48. Twice as long on the way out: the one count to keep for navratri's last nights

  49. Four weeks, ten minutes a day: a lucknow study puts Anulom Vilom to the test by name

  50. Pranayama is self-directed neuromodulation. A 2026 paper just said so.

  51. The breath rate where your heart and lungs lock in step

  52. A 2026 trial put slow breathing against a vagus nerve device. Breathing won.

  53. Scientists just put someone in an MRI during breathwork. The blood flow pattern was new to medicine.

  54. A 2025 Frontiers Psychiatry meta-analysis just placed pranayama in the clinical mental health conversation

  55. A 2025 trial put breathwork at a Cohen's d of 1.44 for anxiety. Here is what that number means.

  56. Mental Health Awareness Month starts today. Here is the practice with the longest research record on anxiety.

  57. A 2026 study on humming breath just explained why Anuloma Viloma works

  58. A 2026 study on Anulom Vilom pranayama just published results on panic disorder. Here is what it found.

  59. Thirty breathwork studies just described Anuloma Viloma. Researchers gave it a new name.

  60. A 2025 meta-analysis just rated pranayama as a candidate clinical intervention

  61. Six weeks of breathwork posted a Cohen's d of 1.44 for anxiety. Most pills do not get close.

  62. Doctors are warning against mouth tape. Grandmothers taught a safer practice 2,500 years ago.

  63. Your left brain lights up when you breathe through your right nostril

  64. Right now, one of your nostrils is dominant. In 90 minutes, the other one will be.

  65. Today is Earth Day. The air in your lungs has been alive before.

  66. A 2026 clinical trial just made breathwork undeniable

  67. One nostril breathes your logic. The other breathes your feeling.

  68. Harvard researchers just compared pranayama to brain stimulation therapy

  69. A 2026 study on humming breath just explained why Anuloma Viloma works

  70. They tested breathwork on people who run toward emergencies. Here is what happened.

  71. Cardiologists are prescribing breathing exercises. A 2026 study just explained why.

  72. A 2026 peer-reviewed study just validated what Nadi Shodhana has always done