Yangchi (TE4): The Back-of-Wrist Point for a Stiff, Sore Wrist and Shoulder

Where Yangchi Sits

The line this point belongs to starts at the outer corner of the ring fingernail and runs up the back of the hand. It crosses the wrist, goes up the back of the forearm and past the elbow and shoulder, and ends at the outer end of the eyebrow. Vietnamese and Chinese texts call it the Triple Energizer channel. This is the fourth stop along it, and the one that sits squarely on the wrist crease — the hinge the rest of the arm has to work through.

Put your hand palm down and bend the wrist back a little, and a crease appears where the hand meets the forearm. The point lies on that crease, in a soft dip on the far side of the thick cord you can feel running toward your middle fingers. It sits on the back wrist crease, in the depression beside the tendon that straightens the fingers (the extensor digitorum), on the side toward your little finger.

What lies underneath is unusually shallow. Directly beneath the skin is a tough band that holds the finger tendons down as they cross the wrist (the extensor retinaculum). Below that band sits the capsule of the wrist joint itself and, a little deeper on this side, the joint where the two forearm bones meet each other. There is almost no muscle in the way — your thumb is separated from a working joint by little more than a few millimetres of tissue.

The nerve supply is worth knowing. The skin here is served by small skin branches coming from nerve roots in the neck part of the spinal cord (the sixth, seventh and eighth cervical roots). Deeper, a nerve runs down the back of the forearm between the two bones (the posterior interosseous nerve). Its last portion ends in a small swelling on the back of the wrist capsule, where it carries sensation from the joint itself. In other words, this is where the joint reports in — which is why the dip feels so specific once you find it.

Why This Spot

Pressure here is unusually well aimed. On most of the body a thumb pushes through skin, fat and muscle before anything firm answers back. Here the answer comes at once, from the joint capsule and the band that holds the tendons in their track. That closeness makes the point easy to find, and also means it needs a light hand: pressure that feels moderate on a forearm feels heavy on a wrist.

The second reason is mechanical. Everything the hand does is transmitted through this crease. A gardener's grip, a cook's chopping, forty years of a keyboard: all of it loads the same small stack of bones. The tissue on the back of the wrist takes the stretch every time the hand bends forward. Working the dip gives attention to the part of the arm used hardest and thought about least.

In this tradition the point carries a name meaning a pool of warm, sunlit water. It is described as the source point of its channel, where the channel's activity is said to pool and be drawn from. Source points were reached for when the whole line seemed sluggish rather than when one spot hurt. Practically, that means this dip is commonly used not only for the wrist under your thumb but for the shoulder and outer arm further up the same line.

What the Old Texts Say About Yangchi

The Systematic Classic of Acupuncture and Moxibustion, the Jiayi Jing, was compiled by Huangfu Mi in the third century. It is the oldest point-by-point manual to come down to us intact. It lists this dip among the places used for a wrist that will not bend. It also lists pain in the shoulder and arm so severe that a person cannot lift the arm to dress. That second description is oddly precise and oddly familiar. Anyone who has had a frozen shoulder recognises it at once: the problem is not the pain at rest, it is the sleeve.

The Illustrated Manual of the Bronze Man, the Tongren Shuxue Zhenjiu Tujing of 1026, keeps the same indications. Its author, the court physician Wang Weiyi, had the points cast onto two life-size bronze figures in 1027, so students could be tested on their accuracy. For this point he records pain and stiffness of the wrist, weakness of the arm and shoulder, and dryness of the mouth and throat.

Later editors left it alone. The Golden Mirror of Medicine, the Yizong Jinjian of 1742, was assembled by imperial commission under the Qianlong emperor as a standard reference for the court medical service. It places this point in the same working group for the wrist and outer arm. Its name, a pool of still water, puts it exactly where the anatomy does. This is the wide part of the course, where several tendons and two bones meet before the hand takes over.

Points That Work With Yangchi

The natural partner sits at the opposite end of the same crease. Stick your thumb out sideways, away from the hand, and two cords stand up at the base of the thumb with a small hollow between them. That hollow, right where the wrist bends, is the thumb-side counterpart to the dip on this page. Working the two together covers both ends of the crease, the usual approach when the whole joint feels tight.

The third corner of that triangle sits on the outer edge. Run your finger down the little finger side of the hand to the wrist. Feel for the small hollow between the knobby bone at the base of the little finger and the bone behind it. That one is commonly used when the ache runs along the outside of the wrist and up the forearm.

For the shoulder rather than the wrist, move up the arm. Lay three fingers across the crease at the back of the wrist, travelling up the forearm, and press into the middle where the third finger lands, between the two bones. That point belongs to the same line as this dip and covers the shoulder and outer arm. A sensible order: the wrist first, then the forearm for the shoulder above it.

How to Press Yangchi With Your Thumb

Getting Into Position

Sit upright with your feet flat and rest your working forearm on a table, a cushion or your own thigh, palm down. Let the hand hang slightly off the edge so the wrist can bend back a little without effort. That small bend opens the crease and makes the dip easy to feel. Keep the fingers loose and the shoulder dropped.

How to Find It

With the hand palm down and the wrist bent back a fraction, look for the crease where the hand meets the forearm. Lay the pad of your opposite thumb on that crease at the thumb side and draw it slowly across toward the little finger, keeping light contact. You will cross a thick cord of tendon running toward the middle fingers. Continue a short way past that cord and your thumb will fall into a soft dip, a little beyond the centre of the crease.

When you are on the spot, you feel a soft, spreading ache. There is often a sense of fullness travelling into the back of the hand or a short way up the forearm. The tissue gives more easily than the back of the hand does — you are on a joint, not on muscle. A hard ridge means you are on a tendon; slide a few millimetres toward the little finger. A sharp, electric feeling running into the fingers means you have caught a nerve — come off and reposition.

How to Press It

Use the pad of the opposite thumb, flat on the skin, with the nail well clear. Press straight down into the dip, perpendicular to the crease, rather than dragging along it. Because the joint is directly underneath, small movements matter more than force: a shift of two or three millimetres changes the sensation completely.

A slow press and release suits this point better than circles. Sink in over about three seconds, hold for three while you breathe out, release over three, and repeat. If you prefer to move, make the smallest possible circle under light contact.

How Much Pressure

Less than you think. This is the lightest point in the group, because there is almost nothing between your thumb and the joint. Use your breath as the gauge: if you are holding it, back off. If your working shoulder has lifted toward your ear, or your other hand has clenched, back off. The sensation should be a clear dull ache at around three or four out of ten — present, but easy to breathe through. A wrist sore the next morning is a wrist pressed too hard.

How Long

One to two minutes on each wrist, then swap. With the press-and-release rhythm that comes to roughly six to ten cycles a side. Do both wrists even if only one aches; the quieter one gives you a useful comparison. Two or three short sessions through the day beat one long one. If the wrist feels warm and looser afterward, stop there.

When to Do It

Before work rather than after, if the wrist stiffens with use. Gardeners and cooks often find a round before starting beats one at the end of the day. If your hands are stiff on waking, a session before you get out of bed takes two minutes and makes the first hour easier. After long driving, after a stretch of typing, or during any enforced wait are all good moments. Avoid working the point straight after unusually heavy use, while the joint is still hot; let it settle first.

What This Won't Do

It will not rebuild a worn joint, and it will not undo the loading that made the wrist sore. Perhaps your desk is set up so the wrists bend back all day. Perhaps you sleep with your hands curled tightly under you, or your tools are too big for your grip. This dip cannot out-argue those hours. The point is worth doing, but it belongs alongside a change in how the joint is used, not instead of one.

There are also patterns it has no business near, and they matter more here because the wrist is a common site of real trouble. Numbness or tingling in the thumb, first finger and middle finger, especially at night, is a nerve pattern and needs medical assessment. A wrist that is swollen, hot and red needs a doctor rather than a thumb. So does a wrist that has become painful along with several other joints, which may be an inflammatory condition. Pain following a fall onto an outstretched hand can mean a small bone has broken even when the wrist still moves — that is an X-ray, today. The same goes for a grip that has weakened without explanation, or pain that worsens week after week. Use this point for the ordinary stiffness of a joint that has worked hard for a long time. Outside that, get it looked at.

Safety First

Skip this point if the skin over the wrist is broken, burned, inflamed or covered by a rash. Skip it entirely on a wrist with a recent fracture, a fresh sprain, obvious swelling, or an implant, plate or pin beneath the skin. If you take blood thinners, bruise easily, have a bleeding disorder, advanced diabetes, or reduced feeling in your hands, use lighter pressure and keep sessions short. Check with your doctor before making this routine.

Stop straight away if the hand goes numb, if the ache turns sharp, or if the joint is more tender the following morning. There is no version of this that requires pushing through pain. For the full list of cautions and situations where self-applied pressure is not appropriate, read the full safety guide before you start.

Questions People Ask

Where is the Yangchi (TE4) pressure point? Yangchi (TE4) is on the back of your wrist, on the crease where the hand meets the forearm. Draw your thumb across the crease toward the little finger, cross the thick tendon cord, and go a short way past it. Your thumb falls into a soft dip.

How long should I press Yangchi? Press for one to two minutes on each wrist, then swap. That is roughly six to ten slow cycles per side. Two or three short sessions through the day beat one long one. Keep the pressure light, because a joint lies directly beneath your thumb.

My wrist aches from typing. Is this the right point? It is a reasonable place to start, because it sits directly over the joint that takes the load. Work it gently and pair it with changes to the keyboard height and wrist angle. If the ache comes with numbness or tingling in the thumb, first finger and middle finger, that is a different pattern and needs a doctor's assessment rather than more pressure.

Should I press hard on a joint? No. This is one of the lightest points in the whole set. There is almost nothing between your thumb and the wrist capsule, so moderate pressure here feels like heavy pressure elsewhere. Use about half of what you would use on the back of the hand.

My wrist clicks when I move it. Is that a problem? A painless click that has been there for years is usually nothing. A new click that arrives with swelling, warmth, or pain that worsens week by week is worth showing to a doctor. Do not work on a wrist that is swollen and hot.

Can I do this with a wrist support on? Take the support off first. You need bare skin and a clear feel of the crease and the tendons, and a strap will flatten the dip you are looking for. Put the support back on afterward if that is what your doctor advised.

Other Points in This Library

Each of these sits within reach of the same hand. They are often worked in the same sitting.

This page shares general information about a traditional practice. It is not medical advice and does not replace what your doctor has given you. If you are pregnant, managing a health condition, or unsure whether this applies to you, check with your doctor first.

The whole inner edge of the foot, laid out on one page with photographs, is in The Foot Map — the free book. For every point in this library, see the full pressure point index.

(Point shown: TE4 · Yangchi · Dương Trì.)