Yoga For Stuttering: What Mr Iyengar, The Yoga Doctors And The Research Say

Words that stick, block or repeat, and a body that tightens up before you even open your mouth? Stuttering lives in the speech. The fear of it lives in the breath, the jaw, the throat and the shoulders, and that is where yoga works. This guide brings together what Mr BKS Iyengar’s teaching, the yoga doctors and the research say about yoga for stuttering (also called stammering), pranayama (yogic breathing), meditation and mindfulness. Last updated: 8 November 2026.

By Chris Lalor, Certified Senior Iyengar Yoga Teacher and certified Yoga Therapist, Flametree Yoga Darwin.

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Does yoga for stuttering work? The short answer

Yes, for the fear, tension and anxiety that build up around speaking. No trial has yet tested whether yoga changes the stutter itself. But in a trial of 56 adults who stutter, a 12-week mindfulness course improved the whole experience of stuttering and lowered anxiety. Mindfulness and acceptance group work cut social avoidance. And in a pilot of yoga with four adults who stutter, the biggest gain was in anxiety. A calm breath, a soft jaw and throat and a steady mind are exactly what yoga and pranayama train. For worry and nerves in general, our main guide is yoga for anxiety and anger.

Keep one thing in mind as you read. The one yoga study in people who stutter tested yoga in general, and most of the other trials tested mindfulness courses, not yoga. Iyengar yoga has not yet been tested in stuttering. Not yet tested is not the same as does not work. Iyengar teachers train for years and are assessed by a panel of senior teachers, and in our view as certified Iyengar teachers, well-taught Iyengar yoga and pranayama are likely to go further than the average. Why the kind of yoga matters.

The bottom line: five key moves for stuttering

1. Go to a yoga class at your level, several times a week. Poses settle a nervous system that is braced for the next hard word.
2. Learn a long, soft out-breath, from a teacher. Ocean breath (Ujjayi), staircase breath (Viloma) and humming breath (Bhramari) all lengthen the out-breath, the breath you speak on.
3. Soften the jaw, the tongue, the throat and the shoulders. In Iyengar teaching a tight throat is a sign of strain.
4. Practise steady attention. Mindfulness, which yoga builds, eased the fear and avoidance around speaking in the trials.
5. Start now. New to Flametree, or away 3 months or more? 2 free classes, then 10 at half price, in Darwin or LIVE online.

Who was Mr BKS Iyengar? Iyengar yoga is the style we teach at Flametree. During the 20th century, Mr BKS Iyengar was the major teacher who codified traditional Indian yoga, through his seminal books and widespread teaching. He also pioneered the use of props, so poses and pranayama can be adapted to almost any body and any day. His style is sometimes called modern classical yoga. This guide is part of our encyclopaedia of yoga for health conditions.

This guide in short

• Overall evidence: Limited. Best study (single trial): Feldman 2021, a trial of 56 adults who stutter. A 12-week course in a mindfulness and thought-questioning method gave a bigger improvement than no course in the overall experience of stuttering, in reactions to it and in everyday communication, with lower anxiety and more satisfaction with life. It tested a mindfulness course, not yoga; no yoga trial with a comparison group has yet been done.
• The Iyengar approach: Mr Iyengar recommended Lion Pose (Simhasana) to people who stammer, writing that with practice “speech becomes clearer”. A soft throat, a soft tongue and a breath that is never forced run through all his teaching.
• Dr Timothy McCall, an American medical doctor and yoga therapist who studied with Mr BKS Iyengar, author of Yoga as Medicine: stuttering is no. 110 on his list of conditions helped by yoga.
• The research: one yoga pilot, two mindfulness trials with a comparison group, several acceptance and mindfulness programmes, and older speech therapy breathing studies, all listed below.
• Why the fear matters: adults who stutter have far higher rates of social anxiety. That side of stuttering is where yoga and mindfulness have the most to offer.
• Nearby guides: anxiety and anger (including stage fright), stress and burnout, laryngitis and voice problems and low mood.
• Take it further: our free ebook Cutting Stress With Yoga, the 2027 masterclass on anxiety, upsets and anger, and classes in Darwin and online.

Stuttering and stammering: what it is, and who it affects

Stuttering and stammering are two names for the same thing. Sounds or words are repeated (“b-b-b-ball”), stretched (“sssssun”) or blocked, when nothing comes out at all. Most stuttering starts in early childhood, and many children grow out of it. For others it carries on into adult life.

It is common. In a New South Wales household survey, 0.72% of people of all ages stuttered, about 1 in 140 (Craig 2002). Across Australia that is roughly 195,000 people (our estimate, from that rate). In a Melbourne study of 1,619 children, 11.2% had started to stutter by the age of 4 (Reilly 2013).

Why the fear around speaking matters as much as the words

Here is the side of stuttering that yoga speaks to most. A review that pooled the research found that adults who stutter have substantially higher anxiety, and higher social anxiety still, than adults who do not (Craig and Tran 2014). In an Australian study of 92 adults seeking help with their stutter, the odds of social phobia were 16 to 34 times higher than in matched Australians (Iverach 2009).

Many people who stutter describe a loop. A hard word is coming. The breath catches high in the chest, the jaw and throat tighten, and the block arrives. The next time, the fear arrives sooner. Mr Iyengar put the body’s side of it simply: “Breath and mind are like twins connected by the strong diaphragmatic muscle. Very often fear sets in when the diaphragm hardens.” (Astadala Yogamala, volume 7).

“To master fear is the most important battle to win.”

What Mr BKS Iyengar taught

In short: Lion Pose for clearer speech, a soft throat and tongue, and a breath that is never forced.

Mr Iyengar named stammering directly. In Light on Yoga he teaches Lion Pose (Simhasana): kneeling, sitting back on the heels, hands pressing the knees with the fingers spread, mouth wide open and the tongue stretched down towards the chin, for about 30 seconds. He writes that with practice “speech becomes clearer”, and so he recommends it to stammerers (pp. 108 to 109). It has not yet been tested in a trial.

The rest of his teaching points the same way. The throat stays soft: in his words, if your throat is tense in a pose or in pranayama, you are doing it with your brain instead of your body (Iyengar: His Life and Work). The breath is never forced. And fear is met in the body. Standing poses steady the legs, chest-opening poses free the diaphragm, and supported forward bends quieten the head.

“Fright should descend; confidence should ascend.”

What Dr Timothy McCall says

In short: stuttering is no. 110 on his list of 117 conditions helped by yoga, and a slow out-breath through the nose calms.

Dr McCall, an American medical doctor who studied with Mr Iyengar, listed stuttering in his June 2019 list of 117 health conditions helped by yoga. The study behind it is the yoga pilot described in the research section below (Kauffman 2016). In Yoga as Medicine, in his chapter on anxiety and as our laryngitis guide reports, he explains that breathing out through the nose lengthens the out-breath and calms, because the nose gently resists the air, while fast breathing through the mouth does the opposite. More in nose or mouth? How you breathe.

“Relax the eyes, the ears, and the tongue. Keep the jaws loose and do not clench the teeth.”

Other yoga voices: the jaw, the tongue and the chin

In short: unclench the jaw, let the tongue rest, keep the chin level.

Geeta S Iyengar, Mr Iyengar’s daughter and a senior teacher in her own right, taught that the jaw stays loose and the tongue soft in every pose, because tension there takes away the benefit. Dr Krishna Raman, a Chennai physician who trained in yoga under Mr Iyengar, says in his book Yoga and Medical Science: FAQ (questions 49 and 182, as our laryngitis guide reports) that the tongue should rest on the floor of the mouth and the jaw should not be clenched. A tongue pressed up hard is, in his view, a sign of strain.

We have not found material on stuttering from Dr Loren Fishman or Dr J. T. Shah, the other medical doctors who worked with Mr Iyengar.

What the research shows on yoga for stuttering

The research falls into four parts: yoga, breathing, mindfulness, and the anxiety around speaking. A fifth group, speech therapy, is listed at the end so you can see the whole picture, clearly labelled as not yoga.

Yoga for stuttering

• Four adults who stutter improved on every measure after group yoga and home practice, most of all in anxiety, and said they felt better about communicating. Kauffman 2016, a pilot of 4 adults with an average age of 52, from stuttering support groups in Philadelphia, followed up at 4 months, with no comparison group. The study on Dr McCall’s list. Read the study.
• A trial of yoga therapy alongside usual care for children who stutter has been registered in India (April 2026, not yet recruiting). No results yet.

The Iyengar yoga trials

No trial has yet tested Iyengar yoga in people who stutter. Not yet studied is not the same as not working.

Pranayama and breathing

No trial has yet tested pranayama in stuttering. The breathing studies below are speech therapy methods, not yoga. We list them because they show that working with the breath has been part of stuttering help for decades, with mixed results.

• Reported stuttering fell by 97% three months after learning “regulated breathing”, against about 10% with a comparison method. Azrin 1979, 21 people. The method: breathe smoothly and deeply, pause at natural points, plan ahead, and relax the chest and neck, with home practice. Based on people’s own counts. Read the study.
• Eight months after one session of regulated breathing, stuttering was lower than in a waiting group, and lower than before. Waterloo 1988, a trial of 32 adults in Norway, randomly allocated. Read the study.
• An actors’ voice programme of breathing, relaxation and breath awareness cut stuttered syllables in all four adults, and lowered the impact of stuttering in three. Monteagudo 2017, 4 adults over 12 weeks, with no comparison group. Read the study.
• A speech therapy that included general breathing, body tension, breathing while speaking and mindfulness lowered the impact of stuttering at 6 and 12 months, and the gains held at 24 months. Sønsterud 2020 and 2025, 18 adults in Norway, with no comparison group. Read the study.
• Stuttering scores were better when young adults spoke lying in a fully relaxed position than sitting. Almudhi 2021, 24 young adults, one session. Read the study.

Not every study agreed. Other teams found more modest results, or gains that faded within a year (Ladouceur 1982, Andrews and Tanner 1982). What the helpful methods share is a smooth breath, pauses, and a relaxed chest, neck and throat. Those are also what Iyengar pranayama teaches, step by step, though it has not been tested in stuttering.

Meditation and mindfulness

• A 12-week mindfulness and thought-questioning course improved the whole experience of stuttering, reactions to it and everyday communication, and lowered anxiety, more than no course. Feldman 2021, a trial of 56 adults in Israel, randomly allocated. The best study for this guide. Read the study.
• Mindfulness and acceptance group therapy, added to speech therapy, cut social avoidance and distress as much as a talking therapy did. Khoshnam 2023, a trial of 36 adults in Iran. The talking therapy did better on fear of being judged. Read the study.

• An 8-week acceptance and mindfulness group gave better wellbeing, more use of mindfulness skills and smoother speech, kept at 3 months. Beilby 2012, 20 adults in Perth, Western Australia, with no comparison group. Read the study.
• A programme joining fluency skills with acceptance and mindfulness work gave more confidence, better wellbeing and fewer stuttered syllables, kept at 6 months. Hart 2024, 29 teenagers and adults in Perth, with no comparison group. Read the study.
• Adults who stutter and were more mindful reported fewer reactions to stuttering, less difficulty communicating and a better quality of life. Israel 2023, a survey of 150 adults in Israel. A link, not proof of cause. Read the study.
• Lower mindfulness went with more stress, anxiety and low mood in adults who stutter. Uçal 2026, 47 adults in Turkey. A link, not proof of cause. Read the study.

Speech anxiety and social anxiety

• Adults who stutter have substantially higher anxiety, and higher social anxiety still, than adults who do not. Craig and Tran 2014, a review that pooled the research. Read the study.
• Australian adults seeking help with a stutter had 16 to 34 times the odds of social phobia. Iverach 2009, 92 adults and 920 matched Australians. Read the study.
• Help for social anxiety took away social phobia in adults who stutter, but did not change how fluently they spoke. Menzies 2008, a trial of 32 adults in Sydney. It tested a talking therapy, not yoga, and shows the anxiety and the words are partly separate. Read the study.

Speech therapy: not yoga, for the whole picture

For the stutter itself, the strongest research is for speech therapy programmes. We list them so you have the whole picture.

• Speech programmes that teach a new way of speaking cut stuttering in adults by 50 to 57% on average. Brignell 2020, a review of trials in adults, including programmes such as Camperdown. Read the study.
• For young children, the Lidcombe Program has the strongest evidence. Brignell 2021, a review of 8 trials in children; Jones 2005, a trial of 54 preschool children in New Zealand. Read the study.

Yoga sits alongside these. It works on the body, the breath and the nerves around speaking, which the speech programmes do not set out to change.

What the research does not yet tell us

The one yoga study had four people and no comparison group. The mindfulness trials used courses that are not classic yoga or pranayama, and the breathing studies are speech therapy methods, mostly from the 1970s and 1980s. No trial has tested Iyengar yoga or pranayama in stuttering. Not yet tested is not the same as does not work.

For men

Stuttering is more common in boys and men: about 2 to 4 males for every female, depending on age (Craig 2002). Men also come to yoga far less often than women, so the men who could use it most are the least likely to try it. A breath that stays soft under pressure is useful at work, in a meeting and on the phone. Bring a mate or come alone, but give it 12 weeks.

Yoga, pranayama and mindfulness: how they work together

Most of the stuttering studies above tested a mindfulness or acceptance course, not yoga. That still counts for our classes. Mindfulness is steady, present attention, and yoga poses and pranayama (yogic breathing) are old routes to that same state. So the trials where mindfulness eased anxiety and avoidance in adults who stutter also show what a good yoga and pranayama class can build. No trial separates which part does the work.

We suggest coming to both a yoga class and a pranayama class. Mr Iyengar taught that asana (poses), pranayama and meditation are not divided, and in our experience the two together do more than either alone. See every class time. We trace the history and the links in Yoga And Mindfulness: Why The Mindfulness Research Points Back To Yoga And The Breath.

How this comes together in a Flametree class

Everything above points the same way, and it is how we teach in Darwin and online.

• Standing poses steady the legs and the mind, so the body feels grounded before you speak.
• Chest-opening poses, supported with props, free the diaphragm and the upper chest, where the breath catches when fear arrives.
• Supported forward bends, with the head resting, quieten a racing mind.
• A soft face: the jaw loose, the tongue resting, the throat soft, in every pose.
• Pranayama, step by step: our pranayama classes teach ocean breath (Ujjayi), staircase breath (Viloma) and humming breath (Bhramari), soft and smooth, the way Geeta Iyengar taught them. New to yoga? We suggest starting with some yoga poses first: they quieten the mind and make the breathing easier to learn.
• Rest: every class ends with supported rest, the time when steady attention grows.

Tell your teacher you stutter, if you are comfortable to. Nobody in class is asked to speak. See the timetable and book a class.

Read more on the breath, the voice and calm

• Yoga for anxiety and anger: our main guide to worry, panic and stage fright
• Yoga for stress and burnout
• Yoga for laryngitis and voice problems: Lion Pose, the soft throat, and the voice research
• Yoga for depression and low mood and yoga for sleep and energy
• Bhramari pranayama benefits, Ujjayi pranayama, the Iyengar way and how to stop mouth breathing

Take it further

This guide gives you the facts on what helps. The ebook to start with is our stress book, with all the material on worry and the breath, and stories of how it has helped people. Go and do the free classes, see what you think, and then a pass puts it all into action.

• Classes, in Darwin or LIVE online: new, or away 3 months or more? 2 free classes, then 10 at half price. Already practising yoga? See the non-beginner half price pass. See the timetable and book.
• Masterclass: Yoga for anxiety, upsets and anger, Sunday 18 April 2027, one of our 2027 Sunday Arvo Masterclasses with Chris Lalor: twists and forward bends with the head supported, calming breath, and how to put a pause between the feeling and the reaction. Come for the poses, the sequences and the pranayama.
• Retreats: a week of daily yoga and pranayama in Bali. See the retreats.

Other conditions are in our encyclopaedia of yoga for health conditions.

Yoga for stuttering: questions people ask

Can yoga help stuttering?

Yes, with the fear, tension and anxiety around speaking. In a pilot of yoga with four adults who stutter, the biggest gain was in anxiety (Kauffman 2016). In a trial of 56 adults, a 12-week mindfulness course improved the whole experience of stuttering and lowered anxiety (Feldman 2021). No trial has yet tested whether yoga changes the stutter itself.

Can yoga cure stuttering?

No. Yoga does not take a stutter away. What it can do is calm the breath and the body, soften the jaw and throat, and build the steady attention that eased anxiety and avoidance in the trials, so speaking feels less of a battle.

What breathing exercises help stuttering?

A long, soft out-breath. In yoga that is ocean breath (Ujjayi), staircase breath (Viloma) and humming breath (Bhramari), learnt from a teacher. In speech therapy, older methods taught a smooth breath, pauses and a relaxed chest and neck, with good results in some studies and mixed results in others. Pranayama itself has not yet been tested in stuttering.

How do I stop stuttering when I am nervous?

Work on the nerves. A slow breath out through the nose, a loose jaw and a soft throat calm the body before you speak. Adults who stutter have much higher social anxiety, and mindfulness courses eased it in trials. Regular yoga and pranayama build that calm so it is there when you need it.

Is stammering the same as stuttering?

Yes. Stammering is the word used in some countries, such as Britain; stuttering is more usual in Australia and America. Both mean sounds or words that repeat, stretch or block. About 0.72% of people of all ages stutter (Craig 2002), roughly 195,000 Australians by our estimate.

What did Mr Iyengar say about stammering?

In Light on Yoga, Mr BKS Iyengar writes that with practice of Lion Pose (Simhasana) speech becomes clearer, and he recommends it to people who stammer. He also taught that the throat stays soft in every pose and in pranayama. Lion Pose has not yet been tested in a trial.

Can mindfulness help stuttering?

Yes, with the experience of stuttering. A 12-week mindfulness and thought-questioning course improved the overall experience of stuttering and lowered anxiety (Feldman 2021), and mindfulness and acceptance groups cut social avoidance (Khoshnam 2023) and, in some programmes, gave smoother speech (Beilby 2012, Hart 2024). Yoga builds the same steady attention.

Can children who stutter do yoga?

No trial of yoga in children who stutter has reported results yet; one was registered in India in 2026. For young children, the strongest research is for a speech programme called Lidcombe. Calm breathing and a relaxed body are useful at any age.

Can I do yoga for stuttering in Darwin or online?

Yes. Flametree Yoga teaches Iyengar yoga in Woolner and Coolalinga in Darwin, and LIVE online, with pranayama classes for the breath. Nobody in class is asked to speak. New students can begin with 2 free classes, then 10 at half price. Book a class.

Where this comes from: BKS Iyengar, Light on Yoga, Simhasana pp. 108 to 109; Astadala Yogamala, volume 7; Iyengar: His Life and Work; Sparks of Divinity. Geeta S Iyengar, Yoga: A Gem for Women. Timothy McCall MD, Yoga as Medicine (chapter on anxiety), and his June 2019 list of health conditions helped by yoga and its bibliography (no. 110). Krishna Raman MD and S. Suresh MD, Yoga and Medical Science: FAQ, questions 49 and 182. Kishor Stein, Gen X Yoga Teacher. Craig 2002, Reilly 2013 and the other studies as linked above, each looked up in PubMed in November 2026. Everything is summarised in our own words.

This page is general information, not medical advice. Flametree Yoga Studio, Darwin and LIVE online.