Whether it happened on the football pitch, during a morning run, or simply stepping off a curb the wrong way. Ankle sprains are one of the most common injuries people experience. The good news? With the right treatment, most ankle sprains heal fully.

In this guide, we cover everything you need to know: what causes a sprained ankle, how to recognise the symptoms, understanding the three grades of severity, and how to begin ankle sprain treatment at home using the proven R.I.C.E. method.

What Is an Ankle Sprain?

An ankle sprain occurs when the ankle is forced beyond its normal range of motion, causing the ligaments (the tough bands of tissue that connect bones and stabilise the joint) to stretch or tear. This leads to pain, swelling, and reduced function in the ankle.

The most common type is a lateral ankle sprain, where the foot rolls inward (inversion) and damages the ligaments on the outer side of the ankle. This accounts for the majority of all ankle injuries.

Common Causes of a Sprained Ankle

Ankle sprains can happen to anyone, at any age. The most frequent causes include:

• Landing awkwardly after jumping or running
• Stepping onto an uneven surface such as a pothole or kerb
• Sudden twisting or pivoting movements in sport
• Wearing unstable or unsupportive footwear
• Collisions or falls that force the ankle out of position

Ankle Sprain Symptoms: What to Look For

Symptoms can vary depending on how severe the injury is, but the most common signs of a sprained ankle include:

• Swelling around the ankle joint
• Pain when walking, standing, or bearing weight
• Bruising or discolouration around the outer ankle
• Tenderness when the area is touched
• Stiffness or weakness in the joint
• A feeling of instability as though the ankle might ‘give way’

If you are unable to bear any weight on the ankle or notice significant deformity, seek medical attention promptly, as this may indicate a fracture.

The 3 Grades of Ankle Sprain Severity

Healthcare professionals classify ankle sprains into three grades based on the extent of ligament damage:

Grade 1: Mild Sprain

The ligaments are slightly stretched with no tearing. Swelling is minimal and you can still walk, though it may be uncomfortable. Recovery typically takes 1–2 weeks.

Grade 2: Moderate Sprain

There is a partial tear of one or more ligaments. Expect noticeable swelling, bruising, and pain when walking. Some joint instability may be present. Recovery takes 3–6 weeks.

Grade 3: Severe Sprain

A complete rupture of the ligament. The ankle is significantly unstable, severely swollen, and weight-bearing is usually impossible. Medical assessment is essential. Recovery can take 3–6 months.

How to Treat a Sprained Ankle: The R.I.C.E. Method

For the first 24–72 hours after a sprain, the R.I.C.E. method is the gold standard for reducing pain and swelling at home:

• Rest: Stop the activity immediately. Avoid putting weight on the ankle and use crutches if needed.
• Ice: Apply an ice pack or cold compress wrapped in a cloth for 15–20 minutes every 2–3 hours. Never apply ice directly to bare skin.
• Compression: Wrap the ankle snugly (not tightly) with an elastic bandage to reduce swelling. Loosen if you feel numbness or tingling.
• Elevation: Keep the ankle raised above heart level as much as possible, especially during the first 48 hours, to reduce swelling.

Over-the-counter pain relief such as ibuprofen or paracetamol can also help manage pain and inflammation in the early stages.

Why Proper Ankle Sprain Treatment Matters

Ignoring a sprained ankle or returning to activity too early is one of the most common mistakes people make. Without proper healing, you risk:

• Repeated ankle injuries due to persistent joint weakness
• Chronic ankle instability that affects daily movement
• Long-term pain that becomes difficult to manage
• Development of ankle arthritis in later years

Completing a structured rehabilitation programme, including balance, strengthening, and proprioception exercises which dramatically reduces the risk of re-injury and long-term complications.

Frequently Asked Questions About Ankle Sprains

How long does a sprained ankle take to heal?

Healing time depends on severity. Grade 1 sprains heal in 1–2 weeks, Grade 2 in 3–6 weeks, and Grade 3 may take up to 6 months with appropriate rehabilitation.

Should I walk on a sprained ankle?

For mild sprains, light walking is usually fine after 24–48 hours. With moderate or severe sprains, it is best to rest and use support until advised otherwise by a healthcare professional.

When should I see a doctor for an ankle sprain?

Seek medical attention if you cannot bear weight at all, the pain is severe, you notice significant deformity, or if symptoms are not improving after 72 hours of home treatment.