Lower Back Spine Zone (Zone 55): Foot Reflexology for Lower Back Pain

Where the Lower back spine Zone Sits

Turn your foot so you can see the sole. Run a thumb from the ball of the foot back toward the heel. First you cross the arch, which is softer and lifts away from the floor. Then the skin thickens and you reach the firm, rounded pad of the heel. This zone is the band right where those two meet.

The band is about a thumb's width wide, front to back. It runs across the foot: it starts at the inner edge, on the big toe side, and carries on most of the way to the outer edge, stopping a little short of it. On the chart above it is the shaded strip across each sole, right in front of the circle drawn on the heel.

Under your thumb here is the front of the heel bone, where it widens under the arch. Attached to it is the thick, tough band of tissue that runs under the sole to the toes and holds the arch up (the plantar fascia), with the short muscles of the sole on top of it. Because the front of the heel takes your weight with every step, this band is often firm and a little tender.

The skin of the sole here is supplied by branches of the nerve that passes behind the inner ankle into the foot (the tibial nerve, through its medial and lateral plantar branches).

On this chart the spine is drawn as a line along the inner edge of the foot, from the big toe back to the heel. The lower back is where that line reaches the back of the arch, and the chart widens it into this band across the sole.

Why This Area

In foot reflexology, the sole of each foot is mapped to the body, with the head at the toes and the pelvis at the heel. This is a map, not anatomy. No nerve runs from your heel to the small of your back. The map is a way of organising the foot so you can work it in order.

The fit is easy to picture. With your feet side by side, the toes stand for the head, the ball of the foot for the chest and shoulders, the arch for the belly, and the heel for the pelvis. The lower back sits between the belly and the pelvis, so the chart places it where the arch gives way to the heel. In the manual we follow, the lower back is divided into five parts, one for each of the five bones of the lower back.

What is honest to say is this. The manual lists the lower back zone for an aching or burning lower back, for weak back muscles, for a bulging disc or bony spurs in the lower spine, and for sciatic pain. In practice it is commonly used for the low back that stiffens after standing at the sink, gardening or a long car journey, and for the dull ache that makes getting out of a chair slow. It is also an area people often find tender, which makes it easy to locate.

Where This Map Comes From

This map is modern, and that is worth saying plainly. The classical Chinese medical texts describe points and channels. They do not lay out a spine on the foot. If someone tells you this zone is thousands of years old, they are mistaken.

The idea starts with Zone Therapy, published in 1917 by the American surgeon William Fitzgerald and the writer Edwin Bowers. Fitzgerald was interested in how firm pressure on the hands could dull pain elsewhere in the body. The two men divided the body into ten long zones, five each side, from head to toe. The spine sits in the middle, so on the foot it falls to the inner, big toe side.

In the 1930s the American therapist Eunice Ingham drew those zones in detail on the feet, with the head at the toes and the pelvis at the heel. Most charts since have kept that layout, and the chart on this page is one of them.

From the 1980s onward, foot reflexology spread widely in Taiwan, mainland China and Vietnam, where practitioners numbered the zones and wrote manuals. One, by Gu Peide and Zhu Zuocai, was rewritten in Vietnamese by Nguyen Thanh Nhan in Hanoi in 2020, with notes from his own practice. It divides the foot into seventy-five numbered zones, and the numbers on this site come from it.

Two honest notes. Charts differ from school to school. Some, including the manual, draw the lower back only as a strip on the inner edge of the arch. The chart we show draws it as a band across the sole. Both start at the same place, the inner edge where the arch meets the heel, so begin there and work outward. And the author's own note is short and direct. He writes that for back pain that has come on suddenly he works the lower back zone first, and that when the pain runs down the leg he adds the sciatic nerve zone. We pass that on as his experience, not as a promise.

Zones That Work With the Lower back spine Zone

The inner edge of the foot, toward the toes. From the inner end of this band, carry on forward along the inner edge, past the middle of the arch toward the big toe knuckle. That is the upper back spine zone. Working the two together covers the back from the shoulders to the waist.

The inner side of the heel. Behind this band, on the inner side of the heel, lies the sacrum zone, the last section of the spine line. When the ache sits low, across the very bottom of the back, give it equal time.

The back of the lower leg, above the ankle. From the ankle up along the back edge of the shin bones lies the sciatic nerve zone. The manual's author adds it when back pain runs into the buttock or leg.

The top of the foot, near the ankle. Two small dips on the top of the foot, in line with the second toe, make up the acute low back zone. Some people add it for a back that has locked up suddenly.

How to Press the Lower back spine Zone

Getting Into Position

Sit in a firm chair with your back supported. Rest one ankle across the opposite knee and turn the sole of that foot up toward you. If your hip or low back objects, rest the foot on a low stool and lean forward only as far as is comfortable, or use a ball under the foot instead.

How to Find It

Put your thumb on the middle of the sole and slide it back toward the heel. Feel for the change: the softer arch gives way to the thick, firm skin of the heel pad. That change is the band.

Now bring your thumb to the inner edge of the foot, on the big toe side, along that same line. That is where the band starts. From there it runs across the sole toward the outer edge and stops a little before it.

You will know it by feel. Most people find a firm, slightly springy band with a dull ache when pressed. One or two spots, often near the inner edge, are clearly more tender than the rest.

How to Press It

Use thumb walking. Bend the first joint of your thumb a little and rest the pad at the inner end of the band. Press in, straight into the sole. Then let the thumb creep across the foot a few millimetres, like a caterpillar, and press again. Carry on toward the outer edge, lift off, return to the inner edge, and go again.

Stay on the band rather than on the hard round pad behind it, and do not press hard straight onto bone; the manual warns that this can leave the bone bruised. If your thumb tires, the bent middle knuckle of your first finger works well here.

How Much Pressure

Begin lightly and build up over the first pass. Firm enough for a clear dull ache, light enough that you could keep talking. The skin here is thick, so you may need a little more pressure than on the top of the foot. If you catch yourself holding your breath or bracing your back in the chair, ease off. Finish as gently as you started.

How Long

Three to five slow passes, about a minute on that foot, then change feet. If you are working the whole spine line from big toe to heel, allow about three minutes per foot. Once or twice a day is enough.

When to Do It

Many people use it in the evening, after a day of standing or sitting, and again in the morning when the back is slow to get going. Leave at least an hour after a meal.

What This Won't Do

It will not put a disc back, remove a bony spur or undo wear in the joints of the lower back. Anyone who promises that is selling something. What people report is smaller. Getting out of a chair with a little less effort. A morning stiffness that wears off sooner. An evening ache that settles enough to sleep. Some notice it the first time, some after a week or two, and some never notice anything. That is a real outcome, and it deserves saying.

Some back pain needs a doctor, and some needs one today. Go urgently if back pain comes with numbness around the groin or between the legs, new trouble passing urine or controlling your bladder or bowel, or weakness in both legs. See a doctor promptly if it follows a fall or a hard knock, if you have thinning bones and the pain began after a small strain, or if it comes with fever, weight loss you cannot explain, or pain that is worse at night and does not ease with rest. Pain running below the knee, or a leg that feels weak or numb, also needs proper examination. Pressure work sits alongside medical care. It does not replace any medicine or exercise you have been given, and it should never delay an appointment.

Safety First

Work both feet. Do not press within an hour after a meal. Afterwards, drink a glass of warm water; if you have kidney disease, keep it 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 reduced, ask your doctor first. Foot reflexology is not suitable during pregnancy or during your period.

If you have varicose veins or have ever had a clot in the leg, stay on the foot and do not work up around the ankle or the lower leg. Do not work on skin that is broken, cracked, infected or affected by fungus; use the matching area on the hand instead. With sciatic pain or arthritis, the first few days can feel sorer, and that is not a reason to stop. Stabbing pain, numbness spreading down the leg or a leg that gives way is a reason to stop and see a doctor. If you take blood-thinning medicine, use half the pressure you think you need, and read the full safety guide before you carry on.

Questions People Ask

Where is the lower back spine reflex zone on the foot? On the sole. It is a band about a thumb's width wide, running across the foot where the arch ends and the heel pad begins. It starts at the inner edge, on the big toe side, and stops a little short of the outer edge. The round pad of the heel behind it belongs to other zones.

Which foot should I work on? Both. The spine runs down the middle of the body, so this map places the lower back on both feet. Even if your back hurts more on one side, work one foot and then the other. The more tender foot can have an extra pass.

My back pain goes down one leg. Is this the right zone? It is one of them. The manual's author pairs this zone with the sciatic nerve zone, which runs up from the ankle along the back of the lower leg. But pain that travels below the knee, or comes with numbness or weakness in the leg, should be checked by a doctor before you rely on any pressure work.

The band feels very sore. Is that a bad sign? Not by itself. The front of the heel takes your weight with every step, and the thick band of tissue that holds up the arch is anchored here. In people who stand a lot it is often tender. In the first few days some people find the band, and even the back, a little more achy. That is common and is not a reason to stop. Sharp or electric pain is, so ease off if you feel it.

Can I use a ball instead of my thumb? Yes, as a substitute. Sit down, put a tennis ball under the foot where the arch meets the heel, and roll it slowly from the inner edge toward the outer edge and back. Keep your weight light, and stay seated. Your thumb is more precise, but the ball reaches the same band when bending forward is hard.

How quickly does it work? The manual's author writes that he reaches for the lower back zone first when back pain has come on suddenly. Most people with a long-standing ache notice smaller changes over a week or two of regular work, and some notice nothing. If nothing has shifted after two weeks, take that to your doctor.

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 Lower Back 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: 55 · Lower back spine zone · Khu phản xạ Đốt sống thắt lưng.)