History and origin
Transcendental Meditation is the silent mantra practice taught by Maharishi Mahesh Yogi and by the organisation that continues his work. A student receives a mantra in a paid course and then sits, eyes closed, for about twenty minutes twice a day. The practice spread widely from the nineteen-sixties, through courses rather than through studios. It is not a posture system. There is no sequence, no mirror and no mat that the method requires.
The mantra is personal to the instruction and is not published. This page does not teach it, does not invent one, and does not point you toward a list. A sound copied from the internet is not this practice, whatever it is called in the caption. What can be described is the outer form: a chair, a short private sit, morning and late afternoon or evening, and a course if you want the method as the organisation defines it. Research on the effects is mixed. It should be read as mixed, not as a poster and not as a dismissal written in advance.
Philosophy
The claim is that a sound can be thought without strain, so the mind settles without a concentration drill and without watching the breath as a task. Whether that matches your experience is for a course to show, not for an article to prove. There is no pose to master and no correct feeling to report. Effort, in the school's language, is the thing you are not adding. A reader can understand the sentence and still not have the practice. That gap is deliberate.
How a class proceeds
Expect instruction in a course, then a private sit in a chair at home. The room, once you are on your own, is whatever quiet you can find. Twenty minutes, twice a day, is the usual frame. You do not perform for a teacher after the instruction, and you do not need a studio. There is nothing to stretch unless you want an ordinary stretch for your own back, which is not part of the method.
Do not invent a mantra from a list, a video, or a well-meaning friend. If you want this practice, take the course or leave it. It is not a treatment plan. People with a serious mental-health condition should talk to their clinician before they add any intensive sitting, including a gentle one. The research literature disagrees with itself often enough that a single favourable paper is not a prescription. Sit, if you have been taught, and let the claim stay a claim.
Intensity
Physical intensity is minimal. You sit in a chair. The heart stays near rest unless something else is going on in your day. There is no stretch, no balance and no heat. Almost anyone who can sit can do the outer form. The cost is time, money for the course if you take it, and the discipline of a twice-daily appointment with a chair. It is the wrong hour if you came to sweat. It is also the wrong experiment if you are looking for a strong breath that will overwhelm you. This one is quiet on purpose.
Benefits
A twice-daily sit gives the day two edges that do not depend on a class or a teacher in the room. People often report that the chair becomes easier to keep than a resolution to be calm. That is a scheduling benefit, and it is real. Claims about blood pressure, anxiety or performance should be read in the mixed literature, not assumed because the sit is pleasant. The method is not a treatment. The benefit you can fairly name without a study is a repeatable pause. If the pause does not happen, you have still only lost the time.
Who it suits
The practice suits people who want a simple, private, twice-daily sit and who will learn a mantra properly or not at all. It suits anyone who can sit in a chair and who does not need a group in order to begin. It is useless if you came for postures, a teacher watching your knees, or a public chant.
It is the wrong tool if you are hunting a free substitute, a printed sound, or a medical plan. It is also the wrong tool in a crisis. Twenty quiet minutes are not emergency care. If sitting makes you worse, stop and speak to someone qualified. A brand name does not oblige you to continue. The chair will still be there on a calmer day, or it will not, and either outcome is allowed.
Beside similar forms
A mantra class that chants aloud is a different use of sound, social and often devotional. Mindfulness courses usually watch the breath or the body and publish the instructions. Yoga Nidra lies down and follows a voice. Transcendental Meditation is silent, private, twice daily, and the sound is given in a course rather than printed. Self-Realization Fellowship is another meditation path, with its own initiation, and it is not this one. If anyone offers you the method in a paragraph, they are offering something else. The chair remains available either way.
Best positions
Chair
Sit in an ordinary chair with the back supported, the feet on the floor, and the hands resting in the lap. The head may lean if the neck is tired. This is the whole posture. It lets the body stay out of the way for twenty minutes. You do not align the knees for an audience, because there is no audience. If the chair is hard, add a cushion. Comfort is not a dilution.
Unforced sit
For about twenty minutes, sit without a posture correction and without a published sound. If you have been taught, you use only what you were given. If you have not, you simply sit and breathe as you already know how, and you do not pretend that this paragraph initiated you. The effect of the outer form is a pause. Anything beyond that belongs to instruction you can question, keep, or decline.
Eyes-open return
When the time is up, open the eyes and stay seated for a moment before you stand. The pause keeps you from stepping straight into a task while the head is still quiet, and it is the whole instruction this page will give about ending. There is no stretch required afterwards. Stand when the room looks ordinary. If you feel unusually heavy, sit longer. The next appointment can wait.
Easy neck turn
Only if you want one, turn the head slowly to each side after you have stood, once, without a count. This is an ordinary human movement, not part of the meditation and not a pose from the course. It eases a neck that sat still. Skip it if turning is painful. Nothing in the method is lost, because the method was the sit, and the sit is already over.
Standing up slowly
Push through the feet and stand without a jerk, one hand on the chair if you like. The slow rise prevents the head rush that a long sit can invite. It is practical, not symbolic. Wait until you are steady before you walk. If standing makes the room tilt, sit again. There is no credit for speed.
The walk to the chair
Walk to the chair as you would walk to any chair. There is no sequence in the steps, no breath count, and no need to arrive already solemn. The walk only marks that you are about to sit, which helps a day that otherwise has no edge. Shoes on or off do not matter. When you reach the chair, the practice, if you have one, begins. If you do not, you have still taken a walk, and that is enough for this page.