Why do my ankles hurt when nothing is injured? ScanAlign private EOS imaging clinic, Harley Street, London
Foot & Ankle

Why Do My Ankles Hurt When Nothing Is Injured?

Many people have ankle pain without any clear injury. The cause is often not in the ankle itself. Poor alignment somewhere else in the body, such as the hips, knees or feet, changes how weight passes through your ankle joints when you stand and walk. A standing, weight-bearing assessment can reveal these hidden imbalances.

Key points

  • Ankle pain without injury often comes from alignment or load problems, not damage in the ankle itself.
  • Your body is a connected chain. A tilt at the hip or a twist in the knee can overload the ankle.
  • Lying-down scans relax the muscles and can miss alignment problems that only appear when you stand.
  • An EOS standing scan captures your whole skeleton under natural body weight, so the real cause shows up.
  • ScanAlign is a diagnostic clinic. It provides the imaging that helps your treating clinician plan the right next step.

You have not twisted your ankle. You have not fallen. Yet your ankles ache after a long walk, throb at the end of the day, or feel stiff when you get out of bed. You may already have had an X-ray or MRI that came back "normal." That can be frustrating, because the pain is very real.

The reason standard scans sometimes miss the problem is simple. They are taken while you lie down. Your muscles relax, your joints decompress, and the alignment problems that cause pain when you are upright disappear from the image. To see what is really going on, your ankles need to be checked in the position where they actually hurt: standing.


What does unexplained ankle pain feel like?

Unexplained ankle pain can show up in many ways, from a deep ache inside the joint to a burning tightness along the outer edge. These are the patterns people describe most often.

Aching after walking

A dull soreness that builds slowly during or after walking, even on flat ground.

Stiffness in the morning

Your ankles feel tight or locked for the first few minutes of the day, then loosen up.

Pain on the outer or inner side

Discomfort along one side of the ankle rather than right in the joint.

Aching ankles at night

A nagging throb that lingers after you have been on your feet all day.

If you also notice numbness, sudden weakness, or loss of feeling in your foot, please seek urgent medical attention from your doctor or the nearest emergency department rather than booking a scan.


What causes ankle pain with no injury?

Several conditions can make your ankles hurt even when there has been no specific injury. What they have in common is that the ankle joint is being loaded unevenly, or is being asked to make up for a problem somewhere else.

Ankle instability

Old, minor sprains can leave ligaments slightly loose, causing the joint to wobble under load.

Arthritis in the ankle

Wear-and-tear or inflammatory arthritis can develop without a clear history of injury.

Tendon overload

The tibialis posterior or peroneal tendons can become irritated from repeated, uneven stress. Learn more about peroneal tendonitis.

Hypermobility

If your joints are naturally very flexible, your ankles may work harder to stay stable. Read about hypermobility syndrome.

Footwear also matters. Shoes with poor support change the way forces travel through the ankle. Standing all day on hard floors has a similar effect. But these factors make things worse. The underlying cause is often an alignment imbalance that has been building over months or years.


How can a problem elsewhere cause ankle pain?

Your body works as a connected chain from your feet to your head. When one link is out of position, the links above or below make up for it. A slight pelvic tilt can change how your knee tracks, and this in turn shifts load onto the inner or outer ankle. This is why the ankle hurts even though the ankle itself looks normal on a standard scan.

Why do my ankles hurt when nothing is injured? ScanAlign clinic illustration

Think of it like a tower of building blocks. If the bottom block tilts slightly, every block above it shifts to stay upright. Over time, the block taking the most extra stress starts to wear. In many people, that block is the ankle.

A proper gait analysis or full-body standing image can follow this chain from the feet to the hips in one view.


How does a standing scan show what lying-down imaging misses?

A standing scan captures your skeleton while it does its real job: holding you up against gravity. Muscles are active, joints are loaded, and any tilt, twist or shift shows on the image.

An EOS scan images you from head to toe while you stand naturally. It uses about 90% less radiation than a standard X-ray, around ten times less. The full picture shows how your hips, knees and ankles line up together, so a subtle shift that overloads one ankle becomes obvious.

Ordinary X-rays, CT and MRI are usually taken lying down. Gravity is taken away, muscles relax, and the ankle rests in a neutral position that may look perfectly normal. The alignment fault that causes your pain when you are upright simply does not appear.

ScanAlign standing EOS imaging captures the full weight-bearing picture at 19 Harley Street, London. You do not need a referral. The images and a detailed report go to you and, if you wish, to your treating clinician.

When MRI is the better choice: EOS shows bones, joints and alignment clearly. For soft-tissue problems such as ligament tears, tendon damage or nerve problems, MRI is usually the better tool. If your clinician suspects soft-tissue damage, they may recommend MRI instead of, or along with, a standing scan.


What can help if your ankles hurt but nothing is broken?

The most important step is to find out why. If you do not know the cause, you risk treating the wrong area, or hiding the symptoms while the underlying problem gets worse.

  • Get the right imaging. A weight-bearing, full-body assessment can show whether an alignment problem is overloading your ankle.
  • Check your footwear. Supportive shoes that suit the shape of your foot reduce unnecessary strain.
  • See the right specialist. If the cause is alignment, a podiatrist, physiotherapist or orthopaedic consultant can plan the right approach. Read more about when to see a specialist.

ScanAlign does not provide treatment. It provides the diagnostic imaging that helps your clinician understand what is happening and why.

Before you start treatment, or change the one you are on, it is worth getting a detailed diagnosis. Knowing whether the cause sits in the pelvis, the legs or the spine changes what will actually help.

Wondering whether a standing scan could explain your ankle pain?

Book a free video consultation

Frequently asked questions

The most common reasons are alignment imbalances, joint instability from old minor sprains, early arthritis, or tendon overload. Pain often develops slowly because another part of the body is out of position, forcing the ankle to compensate.

Yes. Your body is a connected chain. A tilt at the hip or a twist at the knee changes how weight travels through the ankle. This is one of the most overlooked causes of sore ankles.

Standing for long periods loads the ankle joints for hours. If the load is spread unevenly, the soft tissues become irritated and the ache lingers into the evening. A standing assessment can show whether the load is imbalanced.

A standard X-ray is usually taken lying down, which removes gravity and relaxes the muscles. Alignment faults that only appear under weight disappear from the image. A standing scan can reveal what a lying-down X-ray misses.

An EOS scan captures your whole skeleton from head to toe while you stand. It uses about 90% less radiation than a standard X-ray, around ten times less. It shows how the hips, knees and ankles line up under real weight-bearing conditions.

No. ScanAlign is a private, self-pay clinic. You can book an assessment directly, without a referral from your doctor or a consultant.

Yes. EOS uses about 90% less radiation than a standard X-ray, around ten times less. It is one of the lowest-dose skeletal imaging systems available.

The price for patients travelling from abroad is confirmed during the free video consultation. In that call you can also discuss whether a scan is right for you before you commit.

EOS shows bones, joints and alignment clearly. For soft-tissue problems such as ligament tears, tendon damage or cartilage problems, MRI is usually the better tool.

If you have numbness, sudden weakness, or loss of feeling in your foot, please seek urgent medical attention. Contact your doctor, or go to the nearest emergency department. These can be signs of a nerve problem that needs prompt assessment.


Ready to find out why your ankles hurt?

A free video consultation takes a few minutes. We will help you decide whether a standing scan is the right next step.

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Sources

  1. NHS. "Ankle pain." nhs.uk. Accessed 2024.
  2. Defined: Dubousset J, Charpak G, Dorion I, et al. "A new 2D and 3D imaging approach to musculoskeletal physiology and pathology with low-dose radiation and the standing position: the EOS system." Bulletin de l'Académie nationale de médecine, 2005;189(2):287-297.
  3. American Academy of Orthopaedic Surgeons (AAOS). "Chronic Lateral Ankle Pain." orthoinfo.aaos.org. Accessed 2024.

Written by Abbas Dhami (Specialist Diagnostic Radiographer).

This page is general information and not a diagnosis.

ScanAlign is the trading name of CoreMed Solutions Ltd and operates under The Harley Street Hospital's CQC licence.