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How to treat a sprained ankle at home is worth knowing, because the ankle is one of the most injured joints in the body. Most sprains never need an operation. Sprained ankle treatment works because ligaments (the tough bands that hold bone to bone) are living tissue that heals when the joint is protected early.
One point of honesty first. My surgical practice at the Bone and Joint Institute of Tennessee is hip and knee replacement, not foot and ankle surgery. Patients still ask me about twisted ankles constantly, usually after a misstep on a trail or a curb somewhere between Franklin and Nashville. So here is what our orthopaedic team tells patients.
What happens inside a sprained ankle?
An ankle sprain is a stretch or tear of the ligaments that hold the joint steady. Most often the foot rolls inward and the ligaments on the outer side take the load.
Three ligaments sit on that outer side. The anterior talofibular ligament is hurt most often, then the calcaneofibular ligament, then the posterior talofibular ligament.
Two other patterns matter. A medial sprain injures the deltoid ligament on the inner ankle. A high ankle sprain injures the ligaments just above the joint and takes longer to heal.
Can a sprained ankle be treated at home without surgery?
Yes. Most ankle sprains heal without surgery when they are treated well at home and rehabilitated afterward, a point echoed by the American Academy of Orthopaedic Surgeons. Ligaments have a blood supply, and they repair themselves.
Surgery comes up in a narrow set of cases: a full tear in a high demand athlete, an ankle that stays loose after full rehab, or a broken bone alongside the sprain.
For most people the bigger risk is the opposite: walking it off, skipping rehab, and living with an ankle that keeps giving way.
What are the 5 steps of sprained ankle treatment at home?
Sprained ankle treatment at home follows five steps: protect, rest, ice, compress, and elevate. Clinicians shorten this to PRICE. The first 48 to 72 hours are about swelling and safety. Everything after that is about motion, strength, and balance.
Step 1: Protect the joint
Protection means limiting the movements that stress the healing ligament. A lace-up brace, a stirrup brace, or a high-top shoe does that while the foot still works.
Use crutches for a few days if walking really hurts. Support the ankle rather than locking it up for weeks, since long stretches in a rigid cast slow recovery.
Step 2: Rest first, then start moving
Rest the ankle for the first 24 to 48 hours, then start gentle motion as pain allows. Bracing plus early movement is called functional treatment, and it returns people to activity sooner than casting does.
Start seated. Keep the heel on the floor and trace the alphabet in the air with the big toe.
Step 3: Ice for pain and swelling
Use an ice pack for 15 to 20 minutes, every 2 to 3 hours while awake, for the first 48 to 72 hours. Always put a thin towel between the ice and the skin.
Ask a clinician before icing if there is diabetes, vascular disease, or reduced feeling in the foot. Skip hot showers and heat rubs on day one, since heat adds to early swelling.
Step 4: Compress the ankle
Wrap the ankle with an elastic bandage. Start at the toes and work upward. Snug, not tight.
Loosen it right away for numbness, tingling, rising pain, or coolness in the toes. A wrap controls swelling, but it does not steady the joint the way a brace does.
Step 5: Elevate above heart level
Prop the ankle above heart level for two to three hours across the day, and at night on a pillow. Gravity drains fluid out of the joint.
Over-the-counter pain relievers such as ibuprofen, naproxen, or acetaminophen are common early on. Follow the label, and ask a pharmacist first if there is kidney disease, an ulcer history, or a blood thinner involved.
How bad is the sprain? The three grades
Sprained ankle treatment depends on the grade of injury, which runs from 1 to 3.
- Grade 1: the ligament is stretched, not torn. Mild pain and swelling, little or no bruising, standing is possible. Recovery is usually 1 to 3 weeks.
- Grade 2: a partial tear. Moderate pain, swelling, and bruising, some looseness, walking hurts. Recovery is usually 3 to 6 weeks, often with physical therapy.
- Grade 3: a complete tear. Severe pain, heavy swelling and bruising, clear instability, and usually no ability to bear weight. Recovery can stretch to several months.
Grading at home is rough. A fair rule: if bruising shows up and standing is not possible, treat it as a grade 2 and have it examined.
How long does a sprained ankle take to heal?
Mild sprains feel much better in 1 to 3 weeks, moderate sprains in 3 to 6 weeks, and severe sprains take up to several months. Those are ranges, not promises.
Two things surprise patients. Mild swelling can last for months after the pain is gone, and that is normal. And the day the ankle stops hurting is not the day the ligament is healed.
What exercises help a sprained ankle recover?
Recovery moves through three stages: motion, then strength, then balance. Starting gentle motion within 48 to 72 hours matters most.
Weeks 1 to 2, motion: ankle alphabet, pumping the foot up and down, and seated toe raises. Nothing should cause sharp pain.
Weeks 2 to 4, strength: loop a resistance band around the foot. Push down, pull up, turn the foot out, then in. Twenty to thirty repeats of each, once or twice daily.
Week 3 and beyond, balance: stand on the injured leg for 30 seconds at a time, near a counter for safety, then try it with eyes closed. Balance work guards against the next sprain, and most people skip it.
When does sprained ankle treatment need physical therapy?
Arrange formal therapy if the ankle is not clearly better after two to four weeks, if this is a repeat sprain, or if the goal is a return to sport. A therapist can also catch a high ankle sprain or hidden looseness.
When should you see a doctor for a sprained ankle?
See a clinician if standing on the leg is not possible, if the tender spot sits over bone instead of soft tissue, or if there is no progress after a week of home care. Clinicians use a checklist called the Ottawa ankle rules to decide who needs an X-ray. In a review of more than 15,000 patients, those rules caught ankle fractures more than 95 percent of the time.
Sprained ankle treatment at home should be paused for an evaluation if any of these apply:
- Not able to take four steps on the injured leg, right after the injury or in the days after
- Tenderness over the bony bumps on either side of the ankle, or the outer edge of the midfoot
- Heavy swelling, wide bruising, or a joint that feels like it is giving way
- A pop at the moment of injury followed by fast swelling
- Symptoms that stall or worsen after seven to ten days of home treatment
Which ankle injuries need emergency care?
Go to an emergency department or call 911 for a clear deformity, a bone visible through the skin, or a foot that is cold, pale, numb, or blue. Those signs point to a fracture, a dislocation, or a blood flow problem.
Seek urgent care also for severe pain that rest and simple medication do not control, for spreading redness with fever, or for new calf swelling or shortness of breath.
How do you prevent the next ankle sprain?
The strongest predictor of an ankle sprain is having had one already. Sprained ankle treatment is finished when strength and balance are back, not when the pain stops. The National Institute of Arthritis and Musculoskeletal and Skin Diseases makes the same point.
- Keep up balance training for six to eight weeks after symptoms clear
- Use a lace-up brace or taping for court and field sports through the first season back
- Return to running and cutting sports in stages, not all at once
Orthopaedic care for ankle injuries in Franklin and Middle Tennessee
Home sprained ankle treatment handles most injuries, and it should. When it does not, the answer is an in-person exam, not another week of guessing.
The Bone and Joint Institute of Tennessee has foot and ankle specialists who treat sprains, fractures, and long-standing instability for patients across Franklin, Nashville, Brentwood, Columbia, Spring Hill, and Murfreesboro. Call (615) 791-2630 and the team will match the injury to the right physician. The office is at 3000 Edward Curd Lane, Franklin, TN 37067. Directions are on our locations page.
If the problem is hip or knee pain rather than an ankle, that is my practice. You can request an appointment, read about nonsurgical joint pain treatment, or learn more about Dr. Calendine.
Medical disclaimer: This article is for education only and does not replace an exam by a qualified clinician. Dr. Cory Calendine is a board-certified orthopaedic surgeon whose practice is hip and knee replacement; ankle injuries are managed by the foot and ankle specialists at the Bone and Joint Institute of Tennessee. Anyone with a painful, swollen, or unstable ankle should be examined in person.
References
- Vuurberg G, Hoorntje A, Wink LM, et al. Diagnosis, treatment and prevention of ankle sprains: update of an evidence-based clinical guideline. Br J Sports Med. 2018;52(15):956.
- Doherty C, Bleakley C, Delahunt E, Holden S. Treatment and prevention of acute and recurrent ankle sprain: an overview of systematic reviews with meta-analysis. Br J Sports Med. 2017;51(2):113-125.
- Bachmann LM, Kolb E, Koller MT, Steurer J, ter Riet G. Accuracy of Ottawa ankle rules to exclude fractures of the ankle and mid-foot: systematic review. BMJ. 2003;326(7386):417.
- Herzog MM, Kerr ZY, Marshall SW, Wikstrom EA. Epidemiology of ankle sprains and chronic ankle instability. J Athl Train. 2019;54(6):603-610.
- Kemler E, van de Port I, Backx F, van Dijk CN. A systematic review on the treatment of acute ankle sprain: brace versus other functional treatment types. Sports Med. 2011;41(3):185-197.
