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What happens in a sprain?
Ligaments connect bones and restrain excessive movement. In a lateral ankle sprain, ligaments on the outside are stretched or injured, often as the foot turns inwards. Severity varies and cannot be read from the size of the swelling alone.
A fracture, tendon injury or injury to the ligaments between tibia and fibula can resemble a sprain. Describe pain higher up the ankle, a major impact or unusual difficulties. No home test rules out all these possibilities.
Chapter sources [1]
Understand the picture
A twist does not always affect the same tissue
Outer ligaments
They help limit excessive inward rolling.
Joint and bones
Pain after twisting may also require a fracture assessment.
Loading
Strength and control contribute to stability during movement.
Chapter sources [1]
Why is the ankle painful and swollen?
Pain may start immediately or increase over the next few hours. Bruising, stiffness and hesitant walking are possible. Weight-bearing and changing direction may be difficult. Tissue responses vary with the injury and the person.
A crack does not prove a complete tear, and no bruise does not exclude an important injury. Mention pain over a bone, loss of feeling or inability to walk. These details are more useful than comparing your ankle with someone else’s.
When do you need prompt help?
Have substantial pain after a twist assessed promptly, especially if you cannot bear weight or a particular bone is painful. Deformity, a deep wound or a cold, pale or numb foot needs urgent care. Do not try to put the joint back into place.
A newly painful, swollen calf during immobilisation also needs urgent advice. With breathlessness, chest pain or marked faintness, call 112. Deterioration after initial improvement calls for reassessment rather than more exercises.
How do examination and imaging help?
The clinician checks tender areas, weight-bearing, movement and other foot structures. Clinical rules may help decide whether an X-ray is useful. They belong within a full examination; do not apply them alone to exclude a fracture.
Pain and swelling can limit the first assessment, so a later review may clarify needs. Ultrasound or MRI is not routine. It may help when progress, a specific concern or a treatment decision calls for it.
What can you do at first?
Protect the ankle according to your instructions. A brace, crutches or a temporary loading restriction may be suggested depending on severity. The aim is a safe return when permitted, without forcing painful walking.
Elevation may improve comfort. Cold wrapped in a cloth may help some people; protect the skin and seek advice before using it with reduced sensation or poor circulation. Compression must not cause numbness or change toe colour. Ask about medicines instead of combining them without advice.
What is physiotherapy’s role?
Assessment connects your ankle’s abilities with walking, stairs, work and sport. Rehabilitation may combine mobility, calf and foot strength, balance and control during changes of support. The programme evolves with your response and recovered abilities.
Recovery is more than reducing swelling. An ankle with little pain may still lack strength or confidence. Treatments that ease symptoms can support an active programme. The physiotherapist also checks whether further medical advice is needed.
Chapter sources [1]
How can you manage ordinary days?
Break up permitted journeys and use safe support. A standing workday or repeated stairs may be more demanding than a short walking trial. Discuss breaks, temporary tasks and shoes compatible with any brace.
Find a comfortable sleeping position and follow brace instructions. Being able to walk does not establish fitness to drive: you must control pedals and respond in an emergency without limitations from the brace or medicines. Seek advice for your situation.
In everyday life
Returning to a sport with direction changes
Walk
Regain loading suited to instructions and daily journeys.
Control
Build strength, balance and progressive movements with your physiotherapist.
Return
Try part of training and observe the response afterwards.
Why does the ankle still give way?
Previous sprains, incomplete strength recovery and altered control can contribute to repeated episodes. Some people mainly feel apprehensive; others have ligament instability or an associated injury. Assessment tries to distinguish these situations.
A brace may help for selected activities without replacing strength and balance work. Locking, recurrent swelling or continued giving way despite appropriate progression deserves review. Being described as vulnerable does not mean you must give up movement permanently.
Chapter sources [1]
When can you return to sport?
Everyday walking is a first step. Running, jumping, braking and changing direction add demands. Before a full session, you need abilities appropriate to the sport, an acceptable response afterwards and sufficient confidence.
Progression may move from controlled exercises to part of training, then a fuller session. Order and timing depend on injury and sport. One hop at home cannot clear you to return. Sharp pain, limping or increasing swelling requires a load adjustment.
How should recovery be monitored?
Watch walking distance, stairs, balance and the next-day response. Improvement may fluctuate, but a stalled trend should be discussed. More significant injuries can need follow-up beyond the disappearance of bruising.
Ask when to review and what criteria permit more activity. Seek earlier advice for worsening pain, inability to bear weight, new locking or repeated giving way. The exercise module gives starting examples, not a protocol suitable for every sprain.
Your questions
Can I walk on a sprained ankle?
It depends on the injury and loading instructions. Gradual weight-bearing may be appropriate after assessment. Do not force walking if it is impossible or a fracture remains possible.
Does every sprain need immobilisation?
No. Protection depends on severity and associated injuries. A brace or immobilisation may be useful in selected situations, with duration agreed with the clinician.
Is pain relief enough to return to sport?
No. Strength, balance, sport-specific movements, confidence and the response after activity also matter.
Can an old sprain still benefit from assessment?
Yes. Giving way, persistent pain or difficulty returning to activities deserves assessment even after an older injury.
Chapter sources [1]
Does a brace prevent every recurrence?
No. It may contribute in selected activities alongside rehabilitation and a suitable return. No equipment removes all risk.
Chapter sources [1]
Sources and references
- [1] Haute Autorité de Santé - Entorse du ligament collatéral latéral (ligament latéral externe) de cheville : diagnostic, rééducation et reprise de l’activité physique et de la pratique sportive
- [2] Entorse de la cheville : que faire et quand consulter ? | ameli.fr | Assuré
- [3] Broken ankle - NHS
- [4] Recommendations | Diabetic foot problems: prevention and management | Guidance | NICE
- [5] DVT (deep vein thrombosis) - NHS
- [6] En cas d'urgence - appelez le 112 - Informations utiles - Corps grand-ducal d'incendie et de secours (CGDIS) - Luxembourg
- [7] Entorse de la cheville : consultation et traitement | ameli.fr | Assuré
- [8] Entorse de la cheville : reprise des activités et évolution | ameli.fr | Assuré
- [9] NHS — Septic arthritis
- [10] NHS — Gout
Text updated on
Medical review: awaiting Hasib Selimovic.