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01What it is
Ujjayi is the breath used through much of a vinyasa yoga class. You narrow the glottis very slightly, the way you do involuntarily when you whisper or fog a window, and the air passing through makes a soft sustained sound like distant surf.
02Why it might work
The constriction slows both the inhale and the exhale, and the sound gives you a continuous audible object to attend to. That second part matters more than people credit: a breath you can hear is much easier to stay with than a breath you can only feel.
03The benefits
04The full guide
- Breathe in and out through the nose onlyMouth stays closed throughout.
- Find the constriction first with the mouth openExhale as if fogging a mirror. Feel where that happens in the throat.
- Now do the same with the mouth closedYou should hear a soft steady hiss on the exhale.
- Add it to the inhale as wellBoth directions should sound similar. Aim for even.
- Keep it quietAudible to you, not to somebody across the room. Straining the throat is the common error.
05Best time to do it
- During gentle movement or stretchingIts original context.
- When you want to be calm and alert rather than sleepyIt is not a bedtime technique.
- Longer sits where silent breathing loses youThe sound holds attention better.
- Not in a shared quiet spaceIt is audible.
Before you start, and what to watch for
- Never strain the throat. If it feels scratchy or effortful, stop; you are constricting too hard.
- Avoid if you have a sore throat, laryngitis, or are recovering from throat surgery.
- Not suitable if you have been advised to avoid any resistance to airflow.
What the evidence actually says
Ujjayi is well described within yoga traditions and appears in studies of yoga practice as a whole, which makes its individual contribution nearly impossible to isolate. Treat it as a useful attentional tool with a plausible slow breathing mechanism rather than a separately evidenced intervention.