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How to Treat Chronic Ankle Instability and Prevent Future Sprains

Sep 30, 2025
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Chronic ankle instability occurs when repeated ankle sprains leave your joint weak and unstable. Learn symptoms, causes, and treatment options from bracing to surgery—and how a podiatrist can help you get back to pain-free movement.

Ankle sprains are one of the most common injuries treated by podiatrists. In fact, studies suggest that over 25,000 ankle sprains occur each day in the U.S. While many sprains heal with rest, ice, and rehabilitation, some patients continue to struggle with lingering pain, weakness, or repeated ankle “giving way.” This condition is called chronic ankle instability.

If you’ve sprained your ankle more than once or still feel unsteady months after your injury, you may be experiencing this problem—and the good news is, a podiatrist can help.


What Is Chronic Ankle Instability?

Chronic ankle instability is a long-term condition where the outer (lateral) ligaments of the ankle become stretched, weakened, or torn after repeated sprains. Instead of healing properly, the ankle remains unstable and more prone to rolling or twisting, even during everyday activities.


Symptoms of Chronic Ankle Instability

Patients often describe:

  • Frequent ankle sprains

  • Ankle “giving way” during walking, sports, or uneven surfaces

  • Chronic pain or tenderness on the outside of the ankle

  • Swelling that doesn’t fully go away

  • Reduced range of motion or stiffness

  • Weakness or instability when standing or exercising

If these symptoms sound familiar, it’s time to get evaluated by a podiatrist.


Why Some Sprains Don’t Heal Properly

Not every ankle sprain heals completely. Risk factors for developing chronic instability include:

  • Improper treatment of the initial sprain (returning to activity too soon)

  • Severe ligament damage from the first injury

  • Skipping rehabilitation or physical therapy

  • Weak ankle muscles that don’t support the joint

  • Structural issues such as flat feet or high arches, which increase ankle stress

Without treatment, each new sprain can further weaken the ankle and increase the risk of long-term problems like arthritis.


Diagnosis: How Podiatrists Evaluate Ankle Instability

A podiatrist will:

  1. Take a detailed history of your ankle injuries and symptoms.

  2. Perform a physical exam to check ligament strength, range of motion, and stability.

  3. Order imaging tests such as X-rays or an MRI to rule out fractures, cartilage damage, or severe ligament tears.


Treatment Options for Chronic Ankle Instability

The good news is that podiatrists offer a wide range of treatments to restore stability and prevent re-injury. Options may include:

Conservative Treatments

  • Bracing or Ankle Supports – to stabilize the joint during activity.

  • Physical Therapy – strengthening exercises, balance training, and flexibility work to restore function.

  • Custom Orthotics – supportive shoe inserts that improve alignment and reduce stress on the ankle.

  • Activity Modification – avoiding high-risk activities until stability improves.

Advanced Treatments

  • Regenerative Injections (like PRP or stem cell therapy, depending on the practice) to promote healing of damaged ligaments.

  • Surgical Repair – for patients with severe or recurrent instability. Procedures may involve tightening or reconstructing the ankle ligaments.


Preventing Future Ankle Injuries

Once stability is restored, your podiatrist will help you prevent future sprains with:

  • Proper stretching and strengthening routines

  • Wearing supportive footwear designed for your activity level

  • Using braces or athletic tape during sports

  • Early treatment of any new sprains to avoid repeat injuries


When to See a Podiatrist

If your ankle continues to give out, feels weak, or you’ve suffered multiple sprains, don’t wait. Chronic ankle instability won’t resolve on its own and may worsen over time. Seeking early podiatric care can prevent long-term complications and get you back to pain-free activity.


At Restore Foot & Ankle Specialists, we specialize in diagnosing and treating ankle instability. From bracing and orthotics to advanced surgical care, we create a personalized treatment plan to help you regain confidence in every step. Contact our office today with Dr. Gireesh Reddy or Dr. Sirisha Pokala by calling (469) 573-3427 or by booking an appointment online.

Restore Foot & Ankle Specialists PLLC