Sever's Disease (Calcaneal Apophysitis): Heel Pain in

Reviewed by Dr. Tom Biernacki, DPM, FACFAS

Board-certified foot & ankle surgeon · 3,000+ surgeries · @MichiganFootDoctors (950K+ subscribers)

Last reviewed May 11, 2026 · (810) 206-1402

Quick answer: Calcaneal Apophysitis Severs Disease Heel Pain Children Adolescents has multiple potential causes including mechanical, neurological, vascular, and inflammatory. The patterns we see most often are overuse, poorly-fitted shoes, and biomechanical imbalance. Red flags requiring urgent evaluation: warmth/redness (infection), inability to bear weight (fracture), and unilateral swelling without injury (DVT). Call (810) 206-1402.

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If you have a physically active child between ages 8 and 14 complaining of heel pain — particularly during or after sports — Sever’s disease is the most likely diagnosis. Despite its alarming name, Sever’s disease (calcaneal apophysitis) is neither a disease nor permanent — it is a growth-related overuse condition that resolves completely when growth is complete. But without management, it can be significantly painful and limit activity for months.

What Is Sever’s Disease?

Sever’s disease is inflammation and micro-injury at the calcaneal apophysis — the growth plate at the back of the heel bone where the Achilles tendon inserts. During the adolescent growth spurt (typically ages 8–14 in girls, 10–16 in boys), the long bones of the leg lengthen faster than the surrounding soft tissues. This creates increased tension in the Achilles tendon and calf muscles, which transmits repetitive tensile stress to the unfused calcaneal growth plate. The apophysis is weaker than mature bone and vulnerable to repetitive loading stress.

Who Gets It and Why

Sever’s disease is most common in: children undergoing rapid growth spurts, those participating in high-impact sports (soccer, basketball, gymnastics, cross-country), children with tight calf muscles or Achilles tendons, and those with flat feet (increased pronation generates greater Achilles tension) or high arches (reduced shock absorption). Boys are affected approximately twice as frequently as girls, likely reflecting both earlier and more dramatic growth spurt patterns.

Symptoms

Classic presentation: heel pain during or after physical activity, located at the posterior heel where the Achilles attaches. Pain is typically worse with running, jumping, and walking on hard surfaces, and better with rest. The “squeeze test” — applying lateral compression to the calcaneus from both sides simultaneously — reproduces the pain and is highly specific for Sever’s disease. Bilateral presentation is common.

Diagnosis

Sever’s disease is a clinical diagnosis based on age, activity history, location of tenderness, and positive squeeze test. X-rays are not required for diagnosis and rarely change management — the apophysis normally appears fragmented and irregular on X-ray in this age group, which does not correlate with symptom severity. X-ray is obtained primarily to exclude other diagnoses (calcaneal stress fracture, bone tumor) when the presentation is atypical.

Treatment: Getting Young Athletes Back to Sport

Treatment is directed at reducing tension on the calcaneal growth plate and managing pain during the active phase:

• Heel lifts: Bilateral heel lifts (1/4 to 1/2 inch) in both shoes reduce Achilles tension by reducing the stretch placed on the tendon during activity. A simple, inexpensive, and effective intervention. Must be worn in both shoes to avoid creating leg length discrepancy.
• Custom orthotics: For children with flat feet, a custom orthotic addresses the excess pronation that increases Achilles loading — simultaneously treating Sever’s disease and addressing the underlying biomechanical driver.
• Calf and Achilles stretching: Daily stretching of the gastrocnemius and soleus (with knee straight and bent, respectively) reduces the resting tension contributing to apophyseal stress. Eccentric heel drop exercises begin as pain allows.
• Activity modification: Complete rest is not necessary and often counterproductive for a motivated young athlete. Relative rest — reducing high-impact activity volume while maintaining fitness through swimming and cycling — is the practical approach.
• Supportive footwear: Well-cushioned athletic shoes with a moderate heel drop (not zero-drop) reduce compressive and tensile loading on the apophysis.
• Ice therapy: Post-activity ice application (15–20 minutes) reduces local inflammation.

Corticosteroid injections are not used for Sever’s disease — they can damage the growth plate. Surgery is never indicated. The condition resolves when the apophysis fuses, typically by ages 14–16.

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When to See a Podiatrist

If morning heel pain has persisted more than 6 weeks, home care alone rarely fixes it. At Balance Foot & Ankle, we combine in-office ultrasound diagnostics, custom orthotics, and — when needed — shockwave or PRP to resolve plantar fasciitis that hasn’t responded to stretching and inserts. Most patients are walking pain-free within 4-8 weeks of starting a structured plan.

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

Frequently Asked Questions

When should I see a doctor?

See a podiatrist if pain persists past 2 weeks, prevents normal activity, or is accompanied by red-flag symptoms (warmth, swelling, numbness, inability to bear weight).

Can I treat this at home?

Mild cases respond to RICE protocol (rest, ice, compression, elevation), supportive shoes, and OTC anti-inflammatories. Persistent symptoms need professional evaluation.

How long does it take to heal?

Most soft tissue injuries resolve in 2-6 weeks with appropriate care. Bone injuries take 6-12 weeks. Chronic conditions need longer-term management.

What is Heel pain?

Heel pain is a common foot/ankle condition that affects mobility and quality of life. Understanding the underlying cause is the first step in successful treatment. Our podiatrists at Balance Foot & Ankle perform a hands-on biomechanical exam, review your activity history, and use diagnostic imaging when appropriate to identify the root cause—not just treat the symptom. Many patients have been told to “rest and ice” without a deeper diagnostic workup; our approach is different.

Symptoms and warning signs

Common signs of heel pain include pain that worsens with activity, morning stiffness, swelling, tenderness when palpated, and difficulty bearing weight. If you experience sudden severe pain, inability to walk, visible deformity, numbness or color change, contact our office the same day or visit urgent care—these can signal a more serious injury such as a fracture, tendon rupture, or vascular compromise. Diabetics with any foot wound should seek same-day care.

Conservative treatment options

Most cases of heel pain respond to non-surgical care: structured rest, supportive footwear changes, custom orthotics, targeted stretching and strengthening protocols, anti-inflammatory medications when medically appropriate, and in-office procedures such as ultrasound-guided injections. We also offer advanced therapies including MLS laser therapy, EPAT/shockwave, regenerative injections, and image-guided procedures. Treatment is sequenced from least invasive to most invasive, and we explain the rationale at every step.

When is surgery considered?

Surgery is reserved for cases that fail 3-6 months of well-structured conservative care, when there is structural pathology (severe deformity, complete tear, advanced arthritis), or when imaging shows damage that will not heal without intervention. Our surgeons have performed 3,000+ foot and ankle procedures and prioritize minimally-invasive techniques whenever appropriate. We discuss recovery timelines, return-to-activity milestones, and realistic outcome expectations before any procedure is scheduled.

Recovery timeline and prevention

Recovery from heel pain varies based on severity and chosen treatment path. Conservative cases often improve within 4-8 weeks with consistent adherence to the protocol. Post-procedural recovery may range from a few days (in-office procedures) to several months (reconstructive surgery). Long-term prevention involves footwear assessment, activity modification, structured strengthening, and regular check-ins with your podiatrist if you have a history of recurrence. We provide written home-exercise plans and digital follow-up support.

In-Office Treatment at Balance Foot & Ankle

If home treatment isn’t providing relief for your plantar fasciitis, our podiatry team at Balance Foot & Ankle can help with same-day evaluations and advanced in-office care.

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.