膻中 Danzhong
“Chest Centre” · CV17
Conception Vessel · 17 of 24 · front-mu of the pericardium, eight-influential point of qi
Where. On the breastbone, level with the fourth rib space; in men, midway between the nipples.
For. Chest tightness, palpitations, cough.
Press. Gentle, on the breastbone, about a minute.
在玉堂下一寸六分陷者中按 · Press with me
Six slow breaths
About a minute. Press as you breathe out, ease as you breathe in.
配 · Pairs with
鄰 · Neighbouring leaves
Where Danzhong Sits on the Front Midline
The dataset gives the address in one measured sentence: on the chest, on the anterior midline, level with the fourth intercostal space, at the midpoint between the two nipples. Each term unpacks cleanly. The anterior midline is the vertical seam running straight up the centre of the front of the body, equidistant from left and right at every height — the line the Ren channel travels as it runs up the front. Level with the fourth intercostal space sets the height: an intercostal space is one of the soft grooves between neighboring ribs, and the fourth counts from the top of the rib cage, putting the point at mid-chest height, well clear of both the root of the neck and the soft lower belly. Midpoint between the two nipples supplies the traditional shortcut for finding that same height.
Two details of mid-chest geography matter for anyone locating points there. First, a midline address rests on bone: the sternum, the flat plate of bone shielding the front of the chest, lies directly beneath a thin cushion of skin, and a fingertip placed on the midline settles onto its smooth face. The intercostal spaces themselves run alongside, plainly felt on either side of the bone, so the usual routine is to find the correct groove beside the sternum and then step inward onto the midline at that height. Second, bodies vary. Breast tissue changes the silhouette and shifts nipple position on many chests, so the midpoint-between-nipples rule works best as a rough height gauge, cross-checked against the ribs themselves — a habit the walkthrough below builds in deliberately.
The neighborhood confirms the placement. One intercostal space higher, level with the third, sits Yutang (CV18); one space lower, level with the fifth, sits Zhongting (CV16), at the junction where the bony breastbone meets its small lower cartilage. The registry places Danzhong on the Ren vessel — the Conception Vessel — whose course runs up the midline of the front of the body and, as classical teaching puts it, unites all the yin meridians. A point on that central seam faces the whole front of the trunk, which is part of why classical discussions of chest complaints return to this address again and again.
A Self-Palpation Walkthrough
Stand or sit upright facing a mirror, shoulders relaxed, so the chest landmarks show plainly. Begin with the traditional gauge: look or feel for the midpoint between the two nipples and imagine a horizontal line drawn between them. Carry that line inward until it meets the vertical midline of the breastbone, and rest the pad of your index or middle finger there, on the flat bone. Now slide the fingertip a thumb-width or two toward either side: you should feel the shallow grooves between ribs, and the groove your fingertip sits level with is the fourth intercostal space. When the two coordinates agree — midline, at fourth-space height — you have found the recorded location.
A second anchoring method suits anyone whose chest makes the nipple line unreliable. Slide a fingertip down the front midline from the base of the throat until you meet a distinct crosswise ridge high on the breastbone — the joint between its upper and lower plates, felt as a slight bar, and level with the second rib. From the ridge, walk the fingers slowly down beside the bone, counting the soft grooves between ribs as they pass: one, two, three. The third groove down is the fourth intercostal space; step back onto the centre of the bone level with it. Either route should land in the same place, and agreeing routes make misidentification unlikely.
Quiet checks steady the result before any pressing begins. Confirm the vertical coordinate first: the fingertip should rest precisely centred, the same distance from the ribs on both sides, on the seam itself. Then compare sensation feather-light: many people notice a faint, dull awareness at the true location — sometimes felt in the bone itself, sometimes just beside it — while a thumb-width away stays comparatively quiet. Because the site sits on solid bone, there is no give under the finger; that firmness is normal and reassuring, not a sign of pressing wrongly. If doubt lingers, recount the grooves from the crosswise ridge once more, slowly. Counting twice costs nothing and catches almost everything.
Reading the Name: Chest Center
The name compresses a map of the chest into two characters. Zhong 中 means centre or middle, and it does plain work here: the point stands on the very centre line of the front of the trunk. Dan 膻 is the older and stranger of the pair — a character with more than one life in Chinese, read shan when it describes the smell of mutton, and dan, with the falling fourth tone, in this point name. Classical commentators took the pair together as naming the open centre of the chest itself, and later writers extended the sense to the region behind the breastbone where, in traditional anatomy, the heart sits wrapped in its protective covering — the pericardium, literally the heart’s envelope.
The registry records two classical titles for this address, and each opens a chapter of traditional theory. Danzhong is the front-mu point of the pericardium: mu points are the places where an organ’s activity was understood to gather and pool closest to the surface on the front of the trunk, and this one serves the pericardium, the covering classical physiology charged with sheltering the heart — which is why palpitations and vexation stand near the head of its recorded indications. It is also named among the eight influential points, the tradition’s short list of great gathering grounds, holding the seat of qi among them: classical texts describe the chest as the region where the body’s qi collects, like water gathering to a sea, with this point at its centre.
Pinyin writes the name Dànzhōng, and the marks over the letters reward close reading. The grave accent on the a of Dan — slanting down from left to right — records the fourth tone, a clean decisive fall from high to low. The plain horizontal bar over the o of zhong records the first tone, high and held level, like a note sung straight. Both readings were checked character by character against the catalogue’s marked spelling, Dànzhōng, and they agree. The hanzi pair 膻中 is compact enough to memorise at a glance, and like the gates, courtyards, and storehouses elsewhere on the channel maps, the name carries its own instructions: come to the centre of the chest, where everything gathers.
Traditional Indications, Explained
The recorded indications open in the point’s home territory: chest oppression and pain, palpitations, and vexation. Chest oppression is a distinct traditional concept — a subjective weight, tightness, or stuck quality across the front of the chest, understood as qi failing to move freely there — and it heads the list. Palpitations follow naturally from the mu-point title: with the pericardium gathered here, a fluttering, thumping, or racing awareness of the heartbeat belonged to this address in classical discussions. Vexation, the third entry, names a traditional state of restless inner irritation, an agitation of spirit rather than an emotion with a single modern equivalent. Sudden, severe, or worsening chest pain, whatever the old books list nearby, has always belonged to urgent medical care, and it still does.
The next cluster turns to breath: cough, shortness of breath, and asthma-style wheezing. Here the eight-influential title does the explanatory work. If qi gathers at this point like water at the head of a sea, then disorders in which breath fails — a cough that will not settle, air that seems to arrive short, the noisy, effortful breathing the old records grouped under asthma — were reasoned about as qi in disarray at its own gathering place. Classical texts describe smooth breathing as qi descending easily, and a chest-centre address stood naturally in discussions of helping that descent. These are traditional frames for understanding the body, recorded for context; they are not outcomes promised by pressing a point.
Two further groups round out the record. Insufficient lactation and breast abscess belong together geographically: the point sits midway between the nipples, directly over the breast territory, and classical practice reasoned from that position when supporting milk flow — while breast abscess, an infection, belongs promptly with medical care in any century and never with home treatment alone. Vomiting and hiccups close the list, read traditionally as rebellious qi surging upward where it should descend, with the chest-centre address standing in discussions of settling it again. Where modern research touches self-applied pressure at all, reviews suggest effects are modest and context-dependent, and evidence specific to any single point remains thin. Hold the tradition as a lens for understanding, never a prescription.
Self-Care Acupressure at Home
With the point located by either walkthrough above, settle in: seated upright on a firm chair, spine tall but unforced, shoulders heavy and released. Rest the pads of two fingers — index and middle curled lightly together — flat on the centre of the breastbone at the recorded spot. Pads, never tips: the bone rewards broad, quiet contact and resists pointed probing. Begin with simple stillness for a few slow breaths, feeling the faint lift of the chest under your fingers as you inhale. Then add small, slow circles, or hold a steady, gentle press, letting the sensation register as pleasant dullness or mild warmth against the bone. A common home rhythm is one to three minutes, once or twice daily, matched where possible to long, unhurried exhales.
Force has no place here, and the anatomy explains why. Skin and a thin layer of tissue are all that lie between the fingertip and the breastbone, so light pressure already reaches everything a home practice should engage; leaning harder adds nothing but discomfort and teaches the body nothing. Warm your hands first if they run cold, choose a quiet corner over a screen, and treat the minutes as a breathing pause rather than a session: inhale through the nose, feel the chest widen beneath still fingers, soften on the long way out. Some people stack the free hand palm-over-fingers; others prefer one hand alone. Whichever you choose, gentleness repeated daily outperforms intensity performed occasionally — that much every self-care tradition agrees on.
Treat the exercise as a small ceremony of attention rather than a therapy appointment. Over weeks, notice what actually changes: perhaps the chest feels less guarded, perhaps breathing feels easier while you press, perhaps nothing shifts except that you spend two minutes a day attending steadily to the neighborhood of your own heartbeat. Every one of those outcomes fits the honest scope of self-acupressure. What does not fit is escalation — harder pressure, longer sessions, pressing through pain to force a result. When curiosity pulls in that direction, return to lightness or simply stop for the day; the point will be there tomorrow.
Cautions and Safe Practice
This point earns more than routine respect in the licensed record, and the reason deserves plain language. The dataset cautions that professional technique at this site stays shallow and angled rather than deep and vertical, and it explains why: in some people the breastbone forms with a small natural opening — a sternal foramen variant, present from birth and usually unnoticed — and an instrument driven deeply at such a spot could pass into the chest or toward the pericardium around the heart. The caution governs trained professional hands; home self-care manages the same geography far more simply, by never leaving the surface at all. Light fingertip contact on intact skin engages none of the structures the warning protects.
For fingertip acupressure the practical rules follow directly. Use finger pads only — never elbows, knuckles, or tools — and keep pressure light enough that it never hurts. Skip the point during any feverish illness, over broken or irritated skin, and after recent chest surgery, chest injury, or any sternum concern not yet cleared by a clinician. Stop at once on sharp, electric, or radiating sensation, and do not try again that day. Pregnant readers, and anyone living with heart or lung conditions, should consult a qualified practitioner before adding any new point practice — not because gentle pressure is known to be dangerous, but because this point overlooks territory where professional guidance earns its fee.
And the wider rule stands over everything: this page is educational, and acupressure is self-care, not diagnosis or therapy. Seek prompt medical attention — not a pressure routine — for chest pain, new or severe palpitations, breathlessness at rest or on mild exertion, coughing blood, a cough lasting beyond a few weeks, or any symptom that frightens you. Persistent complaints belong with a licensed clinician, medical or East Asian medical as suits the picture. The image of the chest as a calm sea where qi gathers is a beautiful one; the most useful addition this page can make is the reminder that the person best qualified to interpret a troubled sea is a qualified clinician, seen early.
Danzhong, the Chest Center, sits on the front midline of the chest, level with the fourth intercostal space and midway between the two nipples. Classical practice honoured it as the meeting ground of qi and reached for it when chest oppression, palpitations, or labored breath weighed on a person. This guide walks through finding it by touch and pressing it gently and safely.
Cautions from the classical sources
- Angle the needle transversely or obliquely and keep it shallow — where the sternum has a foramen, a deep needle can enter the chest or pericardium.
Self-care limits
Frequently asked
- How do I find Danzhong without relying on the nipple line?
- Use the breastbone’s own landmarks. Slide a fingertip down the front midline from the base of the throat to the distinct crosswise ridge high on the sternum — the joint between its two plates, level with the second rib — then walk the fingers down beside the bone, counting the grooves: one, two, three. The third groove down is the fourth intercostal space, and the centre of the breastbone level with it is the recorded location. The nipple line and the counted grooves should agree, which is precisely what makes the double-check worth doing.
- Is pressing on my breastbone actually safe?
- Light fingertip pressure on intact skin is generally reasonable self-care for healthy adults: it engages skin and the thin tissue over solid bone, far short of anything the recorded warning protects. The dataset’s caution concerns professional technique reaching deeply at this site, particularly where a sternal foramen variant happens to exist — a situation home acupressure never approaches. Respect the stop signals regardless: sharp pain, radiating sensation, or discomfort that worsens all mean finish immediately and rest the area.
- What does it mean that qi gathers at Danzhong?
- It comes from the eight-influential-points tradition, classical teaching’s short list of great gathering grounds — one each for qi, blood, tendon, vessel, bone, marrow, and the zang and fu organs. Danzhong holds the seat of qi: classical texts picture the chest as the region where the body’s qi pools like water collecting into an inland sea. The image shaped practice — breath disorders were reasoned about at this address — and it remains a vivid way of understanding why one mid-chest point anchored so many old discussions.
- Why would a chest point appear in the traditional record for lactation?
- Geography did the arguing. The point sits midway between the two nipples, directly over the breast territory, and classical practice reasoned from position: a gathering place for qi at the centre of the chest stood naturally in discussions of supporting milk flow. The paired entry, breast abscess, reads differently today — it is an infection, and it belongs promptly with medical assessment and care, never with home treatment alone. The lactation entry is preserved here as traditional context, not as a promise.
- Can pressing Danzhong replace seeing a doctor about palpitations?
- No. Self-acupressure is a comfort practice, not a diagnostic tool, and palpitations carry real red flags — a first episode, episodes that grow frequent or prolonged, or fluttering accompanied by chest pain, faintness, or breathlessness — that need professional assessment promptly. Think of the two as different floors of one building: daily self-care lives downstairs, and clinical medicine keeps the consulting room upstairs for whenever symptoms persist, worsen, or frighten you. Neither substitutes for the other, and knowing which door to use is itself a health skill.
Sources
- 01aijiu-mpvue (MIT License), complateXwInfo.json — Chinese-language location, indications, and point class for this entry.
- 02English wording authored in-house (2026) from the Chinese-language record, following WHO Standard Acupuncture Point Locations in the Western Pacific Region (2008) nomenclature conventions.
- 03Point-name reading, mu-point and eight-influential context cross-checked against A Manual of Acupuncture (Deadman) and WHO Standard Acupuncture Point Locations in the Western Pacific Region (2008).
Last reviewed
牌記This leaf, for machines
Old books ended with a colophon saying who printed them. Every leaf here carries the same facts as structured data for agents and search, with no layout in the way.
- GET /en/points/cv17/leaf.json
- GET /zh-hant/points/cv17/leaf.json
- GET /zh-cn/points/cv17/leaf.json
- /llms.txt — the index of every leaf
- JSON-LD in the page: MedicalWebPage, MedicalEntity and FAQPage
{
"id": "CV17",
"name": {
"en": "Danzhong",
"gloss": "Chest Centre",
"zh-Hant": "膻中",
"zh-Hans": "膻中"
},
"channel": {
"id": "CV",
"order": 17,
"of": 24
},
"location": {
"text": "On the breastbone, level with the fourth rib space; in men, midway between the nipples."
},
"for": [
"chest tightness",
"palpitations",
"cough"
],
"press": {
"text": "Gentle, on the breastbone, about a minute.",
"seconds": 60
},
"cautions": [],
"source": "Zhenjiu Jiayi Jing, book 3",
"url": "https://acupoints.com/en/points/cv17",
"lastReviewed": "2026-08-24"
}