What is the most common type of ankle sprain?

Lateral ankle sprains — injuries to the anterior talofibular ligament (ATFL) and calcaneofibular ligament — account for approximately 85% of all ankle sprains. They occur when the foot rolls inward during sports, running on uneven surfaces, or missing a step. High-ankle sprains (syndesmotic injuries) are less common but take 2–3 times longer to heal.

How long does a sprained ankle take to heal?

Grade 1 sprains (ligament stretch) heal in 1–3 weeks. Grade 2 (partial tear) take 3–6 weeks. Grade 3 (complete tear) take 6–12 weeks and may require a boot or physical therapy. Chronic ankle instability develops in up to 40% of patients who do not complete adequate rehabilitation.

How do I know if my ankle needs imaging after an injury?

The Ottawa Ankle Rules guide imaging: bone tenderness along the posterior fibula or tibia, inability to bear weight for 4+ steps, or tenderness over the navicular or fifth metatarsal base. MRI is warranted when symptoms do not improve after 6–8 weeks or cartilage/tendon damage is suspected.

When should I see a podiatrist after an ankle injury?

See a podiatrist if you cannot bear weight, swelling and bruising are severe, pain is directly over a bone, or an older sprain never fully resolved. Many ankle fractures are initially diagnosed as sprains. Balance Foot & Ankle in Howell and Bloomfield Hills offers same-day injury evaluations. Call (810) 206-1402.

Ankle Sprain and Instability 2026

Medically reviewed by Dr. Tom Biernacki, DPM

Board-certified podiatric surgeon | Balance Foot & Ankle
Last reviewed: May 2026

Quick answer: Chronic ankle instability occurs when repeated ankle sprains stretch the lateral ligaments (ATFL and CFL) beyond their ability to heal fully, leaving the ankle prone to giving way on uneven ground. Most patients describe a feeling that the ankle ‘rolls’ without warning — especially on stairs, grass, or uneven surfaces. Conservative treatment with a structured rehab program restores stability in the majority of cases; surgical reconstruction is reserved for cases that fail 6+ months of physical therapy.

Quick answer: Ankle Sprain Instability is a common foot/ankle topic that affects many patients. The 2026 evidence-based approach combines proper diagnosis, conservative-first treatment, and escalation only when needed. We treat this regularly at our Howell and Bloomfield Township practices. Call (810) 206-1402.

Ankle Sprain Instability

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More Podiatrist-Recommended Ankle Sprain Essentials

Ankle Brace Stabilizer

Compression + lateral support during walking — prevents re-injury during recovery.

Kinesiology Tape

Proprioceptive support for athletic return-to-play without restricting motion.

Arch Support Insole

Stable midfoot platform reduces the inversion forces that re-sprain ankles.

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When to See a Podiatrist

A sprain that hasn’t fully recovered after 6 weeks often has residual ligament laxity or occult fracture that keeps the ankle unstable. Balance Foot & Ankle X-rays and stress-tests every lingering sprain — if the ligament is torn, we offer bracing, PRP, and (for chronic instability) minimally-invasive repair. Don’t keep re-rolling the same ankle; let us stabilize it properly.

Call Balance Foot & Ankle: (810) 206-1402 · Book online · Offices in Howell & Bloomfield Hills

In-Office Treatment at Balance Foot & Ankle

When home care and over-the-counter steps haven’t resolved your symptoms, it’s time for an in-office evaluation. At Balance Foot & Ankle in Howell and Bloomfield Hills, Michigan, Dr. Tom Biernacki, DPM and team provide diagnostic imaging, a clinical exam, and a plan tailored to your foot type — most patients are seen same-day.

Same-day appointments available. Call (810) 206-1402 or book online. Full treatment overview: Ankle Sprain & Instability Treatment.

When Shoes Aren’t Enough — Dr. Tom’s Top 9 Orthotics

About 30% of patients I see for foot pain need MORE than a great shoe — they need a structured insole. Below: my complete 2026 orthotic ranking with pros, cons, and the specific patient I’d give each one to.

Frequently Asked Questions

When should I see a podiatrist?

If symptoms persist past 2 weeks, affect your normal activity, or are accompanied by red-flag symptoms (warmth, redness, swelling, inability to bear weight).

What does treatment cost?

Most diagnostic visits and conservative treatments are covered by Medicare and major insurers. Out-of-pocket costs vary by your specific plan.

How quickly can I get an appointment?

Most non-urgent cases see us within 5 business days. Urgent cases (sudden pain, possible fracture) typically same or next business day.

OrthoInfo – AAOS: Sprained Ankle

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Dr. Tom Biernacki, DPM

Dr. Tom Biernacki, DPM is a double board-certified podiatrist and foot & ankle surgeon at Balance Foot & Ankle Specialists in Southeast Michigan. With over a decade of clinical experience, he specializes in heel pain, bunions, diabetic foot care, sports injuries, and minimally invasive surgery. Dr. Biernacki is a member of the APMA and ACFAS, and his patient education content on MichiganFootDoctors.com and YouTube has reached over one million views.