The Achilles tendon is one of the strongest tendons, critical for walking, running, and jumping. When it tears, the injury can feel devastating, requiring surgery or long months of rehabilitation to regain strength and movement.
Through consistent rehab, careful exercises, and steady progress, many people work hard to return to normal activity and experience the relief of moving without pain again. Reaching that stage often feels like a major personal victory after a long physical and mental challenge. Let’s find out if Achilles tears can recur post-treatment.
How Often Do Re-Tears Happen After Surgery or Rehab?
Achilles tendon re-tears can happen after surgery or rehab, but how often this occurs varies between studies. Here are some important factors:
- Re-Tear Risk: Both surgical and non-surgical treatments carry some risk. However, surgery followed by careful rehab usually has a lower risk of re-tear.
- Timing: Most re-tears happen during the early to middle stages of returning to sports, especially within the first 6–12 months post-injury.
- Tissue and Technique: Weaker tendon tissue and certain repair methods can increase the risk. But minimally invasive surgery may reduce risk and complications in some cases.
- Long-Term Outcome: Even if a re-tear occurs, many patients can regain good function with revision surgery or optimized rehab. Still, some may have lasting weakness, limited motion, or reduced performance.
Symptoms of Achilles Tendon Re-Tears
Signs that your Achilles tendon may have re-torn or torn again include:
- A sudden, sharp pain in the back of the ankle or calf, often feeling like a kick or hit.
- Sudden loss of strength when pushing off or an inability to stand on your toes on that leg.
- A popping or snapping feeling at the back of the ankle when the injury happens.
- Swelling, tenderness, warmth, or bruising along the tendon.
- Trouble walking, limping, or new weakness during activities like jumping, running, or climbing stairs.
- In some cases, you can see or feel a gap along the tendon, or a feeling that your ankle is unstable.
You must see a doctor immediately if you notice:
- You can’t put weight on the leg or lose a lot of function suddenly.
- Severe swelling, rapid change in foot shape, or obvious deformity.
- Numbness or other nerve symptoms around the ankle.
- Fever, spreading redness, warmth, or pain, which could signal infection, especially after surgery.
Ways to Prevent Achilles Tendon Re-Tears Post Surgery or Rehab
Here are practical tips for protecting your Achilles tendon and safely increasing its strength:
- Progressive Loading: Gradually increase the load on your tendon, focusing on exercises like slow heel drops that lengthen the tendon while strengthening it.
- The 10% Rule: Increase your training volume or intensity by about 10% each week as long as pain and swelling remain controlled. This way, your tendons can adapt without getting overloaded.
- Flexibility and Mobility: Keep your ankle and calf muscles flexible, and address stiffness in your midfoot and heel to reduce extra stress on the tendon.
- Calf Strength: Strengthen your calf muscles (gastrocnemius and soleus) with a mix of exercises, including both lifting (concentric) and lowering (eccentric) movements. Later, include jumping exercises and a gradual return to running.
- Footwear and Orthotics: Wear supportive, well-fitting shoes. Heel lifts or custom orthotics may help reduce strain during early rehab or when returning to activity.
- Cross-Training: Do low-impact activities like cycling or swimming to stay fit while giving your tendons a break from repetitive stress.
- Recovery and Return-to-Sport: Get enough rest, sleep, and proper nutrition. Follow a step-by-step return-to-running or jumping plan, making sure you meet milestones for strength, flexibility, balance, and endurance.
Wrapping Up
Achilles tendon tears can recur post-treatment, but a gradual, structured rehab plan significantly reduces the risk of re-tear. Many athletes are able to return to their previous activity levels, although recovery timelines and final performance can vary.
Consult our board-certified orthopedic surgeon, Mufaddal Gombera, MD, for sports medicine. Call us today to book an appointment.
