Arm Zone (Zone 65): Reflexology for Arm Pain on the Outer Foot

Where the Arm Zone Sits

Look at the outer edge of your foot, the side furthest from your other foot. Start at the little toe. Right where it meets the foot, there is a raised knuckle. Behind that knuckle, the edge runs back toward the heel as a long, firm ridge. That ridge is the long bone behind the little toe (the fifth metatarsal), with a band of muscle lying along its outer side. In foot reflexology, the arm zone is the strip along that outer edge, from right behind the knuckle back toward the middle of the foot.

The strip stops before it reaches a firm, rounded bump that sticks out from the outer edge about halfway between the little toe and the heel. That bump marks the back end of the same long bone. It has its own zone, mapped to the elbow. The Vietnamese manual we follow also describes the arm strip as lying below the zone for the armpit, which sits higher on the side of the foot near its front end.

Under your thumb, the soft, rounded part of the edge is a muscle that pulls the little toe away from the others (the abductor of the little toe). It begins at the heel and runs forward along the whole outer edge to the base of the little toe, so the arm strip lies over its front half. Beneath it is the shaft of the long bone itself. Toward the back of the strip, a tendon from the outside of the lower leg (the short fibular tendon) comes forward to anchor on the bump.

The skin of the outer edge is supplied by the sural nerve. It runs down the back of the calf, curves behind the bony bump on the outside of the ankle, and then travels forward along this edge to the little toe. On the sole side, the skin answers to the lateral plantar nerve, a branch of the tibial nerve. The outer edge of the foot touches the ground when you stand, so its skin is thick, and the tissue under it is firm. Expect to press a little more here than on the top of the foot.

Why This Area

Foot reflexology reads the two feet as a map of the body. Put your feet side by side and picture a person sitting inside them, facing the same way you do. The big toes are the head, the inner edges are the spine, and the outer edges are the outside of the body. On that map the shoulder sits at the knuckle of the little toe, and the arm hangs down from it along the outer edge, the same way your own arm hangs from your shoulder. The elbow comes next, at the bump halfway back.

That is a map, not anatomy, and we want to say so clearly. No nerve or tendon runs from the outer edge of the foot to the arm. The map is a set of correspondences, and it is worth what it does for you, no more.

The manual lists this zone for problems of the neck part of the spine, for an ache around the shoulder joint, and for injuries to the arm. Its author adds a firm rule from his own practice. He says the arm zone must be worked together with the neck part of the spine, because so much arm ache starts in the neck. That is his experience, not a tested finding.

Where This Map Comes From

This map is modern, and it is honest to begin there. The classical Chinese medical texts, the source of the hand points on our other pages, do not contain a picture of the body on the foot. The system of reflex zones you see here grew up in the twentieth century.

Its first root is a book. In 1917 William Fitzgerald, an American ear, nose and throat doctor, and Edwin Bowers published Zone Therapy. Fitzgerald divided the body into ten long zones, five on each side, each running from the head down to a finger and a toe. Zone one ran through the thumb and the big toe. Zone five, the outermost, ran through the little finger and the little toe. He claimed that firm pressure in one part of a zone could dull sensation elsewhere in it. You can see the arm zone's logic in that scheme: the little-finger side of the hand and the little-toe side of the foot fall in the same outer zone. The book is out of copyright and still readable.

In the 1930s an American therapist, Eunice Ingham, took Fitzgerald's ideas down to the feet. She pressed a great many feet, noted where people were tender, and drew a detailed chart of the body on them. Most modern foot charts, East and West, descend from hers, and most place the arm somewhere along the outer edge.

From the 1980s the method spread widely through Taiwan, mainland China and Vietnam. There it was organised into numbered zones with set borders and lists of uses. Gu Peide and Zhu Zuocai laid out one such system. The Vietnamese manual by Nguyen Thanh Nhan, published in Hanoi in 2020, follows it and adds the author's own notes. That manual is where our numbering comes from.

None of this has been tested the way a medicine is tested. It is a practical tradition, built by people who press feet for a living and write down what they see. We present it that way.

Zones That Work With the Arm Zone

The inner edge of the big toe. Run your thumb along the inner edge of the big toe, from its tip down to the knuckle where it joins the foot. That edge is mapped to the neck part of the spine. The manual's author always pairs it with the arm. Work it first. See the neck spine zone.

The knuckle at the base of the little toe. The arm strip begins right behind it. The knuckle itself is mapped to the shoulder joint, so start each pass there. See the shoulder zone.

The bump halfway along the outer edge. The arm strip ends in front of a firm bump on the outer edge, about halfway to the heel. That bump is mapped to the elbow. Finish each pass on it. See the elbow zone.

How to Press the Arm Zone

Getting Into Position

Sit in a firm chair with your back supported. Lift one foot and rest the ankle across the opposite knee, so the outer edge of the foot turns up toward you. If your hip will not open that far, rest the foot on a footstool and lean forward a little. Take off your sock.

If you cannot bend that far, there is a substitute. Sit with the foot on the floor, tip it a little onto its outer edge, and roll that edge slowly over a tennis ball.

How to Find It

Put your fingertip on the knuckle at the base of the little toe. Slide it back off the knuckle, onto the edge of the foot, toward the heel. You will feel the firm shaft of the long bone with a softer band of muscle along its outer side. Keep going until you meet a hard, rounded bump about halfway to the heel. The strip between the knuckle and that bump is the zone.

You will know you are on it by feel. Most people find one or two places along the strip more tender than the rest, usually a sharp, pinpoint tenderness that spreads a little under the thumb. Some feel small, gritty patches. If you are pressing on hard bone with nothing soft over it, roll your thumb a little toward the sole.

How to Press It

This is a strip, so you walk along it. Bend the top joint of your thumb slightly and press with the pad, never the tip or the nail. Let your fingers wrap over the top of the foot so your thumb can squeeze toward them. Press in toward the middle of the foot, then let the thumb creep back a few millimetres, like a caterpillar, and press again.

Work from the little-toe end back to the bump. When you meet a tender spot, stay on it for one slow breath, then carry on. If your thumb tires, use the middle knuckle of your bent first finger along the same line.

How Much Pressure

Start lightly, build up on the second pass, and ease off on the last. The outer edge can take a little more pressure than the top of the foot, because the skin and muscle here are thick. Still, the Vietnamese manual warns against pressing hard on bone, because its covering bruises. Press into the muscle along the edge rather than straight down onto the bone.

Aim for a sharp, pinpoint tenderness that you could talk through. If you hold your breath, or your shoulders creep toward your ears, you are pressing too hard. Back off.

How Long

Three slow passes along the strip takes about one to two minutes. Then change feet. Work both feet even if only one arm aches. Once or twice a day is plenty.

When to Do It

Use it when the arm feels heavy and tired, often after carrying shopping, gardening, painting or a long drive. Do it once you sit down afterwards rather than the next morning. Wait an hour after a meal, and drink a glass of warm water when you finish.

What This Won't Do

It will not mend an injured arm, and it will not free a trapped nerve in the neck. If anyone tells you a foot can do that, they are selling something. What people report is more modest. The arm feels less heavy after a session. The ache down the outside of the upper arm softens at the edges. Some notice a change within a week. Some take longer. Some notice nothing at all, and that is a real result too.

It does nothing about the cause of arm pain, and some arm pain needs a doctor quickly. See one if the arm hurt after a fall or a blow, or if it looks misshapen. Do the same if numbness, tingling or weakness spreads into the hand, if your grip has grown weaker, or if the arm is swollen, hot or red. If pain in the arm comes with pressure in the chest, breathlessness, sweating or nausea, call emergency services at once.

Pressure work sits alongside medical care. It does not replace physiotherapy, prescribed medicine or an appointment, and should never be the reason you delay one.

Safety First

Do not press on skin that is broken, cracked, infected or bruised, and stay off an outer edge that is swollen or hot. If you have recently twisted your ankle or hurt the outer edge of your foot, leave this strip alone until it has been checked. If the skin on your feet is damaged, use the matching place on your hand instead: the outer edge of the palm, behind the little finger.

Wait an hour after eating, and drink a glass of warm water afterwards. If you have kidney disease, keep that drink to about 150 ml. If you have diabetes, keep a session under 10 minutes and check your feet. If the feeling in your feet is poor, ask your doctor before you start. With a serious heart condition, keep the whole session under one minute. This method is not suited to pregnancy, or to the days of your period. If you take blood-thinning medicine or bruise easily, use half the pressure.

Stop if the sensation turns electric or numb, or the pain stays after you lift off, and read the full safety guide before you carry on.

Questions People Ask

Where is the arm reflex zone on the foot? It is a strip along the outer edge of the foot. It starts right behind the knuckle at the base of the little toe and runs back along the long bone behind that toe, stopping before the firm bump about halfway to the heel. The outer edge is the side furthest from your other foot.

Why does the manual say to work the neck zone with this one? Much of the ache people feel in the arm starts higher up, in the neck or shoulder. The author of the Vietnamese manual we follow says he always works the neck part of the spine, on the inner edge of the big toe, together with this strip. We suggest you do the same.

Which foot do I use for a sore right arm? Start with the right foot, then do the left so the two match. Both feet carry an arm zone, because you have an arm on each side. If both arms ache, give each foot the same time.

My arm feels numb and weak. Should I try this? Not as a first step. Numbness, tingling or weakness in the arm needs a doctor to find the cause, which is often a nerve being pinched in the neck. Once you have been checked, you can use this zone alongside whatever you have been advised.

Can I use a tennis ball for this zone? Yes, as a substitute. Sit with the foot on the floor, tip it slightly onto its outer edge, and roll that edge slowly back and forth over a tennis ball. Keep your weight light. Your thumb is more precise, so use it when you can.

Why is the outer edge so firm under my thumb? That edge carries your weight when you stand and walk, and its skin and the muscle under it are thick and tough as a result. It often needs a slightly firmer press than the top of the foot to reach the tender spots, but only until you find the point that stings.

Other Zones on the Foot

These zones sit close by on the same foot and are often worked in the same sitting.

Read More

• The Foot Pressure Point for Shoulder Pain

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 zone on the foot, see the full foot zone index.

Prefer to work on your hands? See the hand pressure point library — 15 points you can press with your thumb, sitting in a chair.

(Zone shown: 65 · Arm zone · Khu phản xạ Cánh tay.)