Foot Pain After COVID & Long COVID: Causes & Treatment Michigan

Quick answer: Foot Pain After Covid Long Covid Michigan 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.

Medically reviewed by Dr. Tom Biernacki, DPM — Board-Certified Podiatric Surgeon — Balance Foot & Ankle, Howell & Bloomfield Hills, MI. Last updated April 2026.

Foot pain following COVID-19 infection — including as part of Long COVID — has been reported widely since 2020 and affects a meaningful subset of COVID survivors. The mechanisms range from direct nerve inflammation (post-viral neuropathy) to microvascular injury causing poor circulation, post-COVID tendinopathy, and the well-documented phenomenon of “COVID toes” (pernio-like lesions on the digits). Understanding which mechanism is driving your post-COVID foot symptoms determines the appropriate treatment. At Balance Foot & Ankle in Howell and Bloomfield Hills, Michigan, Dr. Tom Biernacki, DPM evaluates and manages post-COVID foot conditions comprehensively.

Quick Answer: Why Does COVID Affect Feet?

COVID-19 causes foot pain through several distinct mechanisms: post-viral peripheral neuropathy (burning, tingling, numbness), microvascular injury reducing blood flow to extremities, inflammatory tendinopathy and enthesopathy, “COVID toes” (pernio-like chilblain lesions on the toes), and — in patients who were severely ill or hospitalized — prolonged inactivity causing deconditioning, plantar fasciitis, and Achilles stiffness. Each mechanism requires a different treatment approach. Most post-COVID foot symptoms improve with targeted treatment, though neuropathic symptoms can take 6–18 months to resolve. See a podiatrist if post-COVID foot symptoms have lasted more than 4 weeks and are limiting activity.

Post-COVID Foot Neuropathy

Post-COVID peripheral neuropathy is one of the more disabling Long COVID foot manifestations. SARS-CoV-2 has been shown to directly invade peripheral nerve cells and trigger immune-mediated nerve inflammation. Symptoms include burning, electric shock, or “pins and needles” sensations in the feet — often worse at night — along with hypersensitivity to light touch (allodynia) where even sheets touching the feet is painful, and in some cases, actual numbness causing loss of protective sensation.

Post-COVID neuropathy differs from diabetic neuropathy in that it can begin abruptly following acute infection, may involve the hands as well as feet, often has a patchy (non-stocking) distribution in early stages, and typically improves over 6–18 months — unlike diabetic neuropathy, which is generally progressive. EMG/nerve conduction testing can characterize severity and guide prognosis. Treatment includes neuropathic pain management (gabapentin, duloxetine), vitamin B12 optimization, and assessment for concurrent tarsal tunnel syndrome.

COVID Toes: What They Are and How to Treat Them

“COVID toes” — formally called COVID-19 chilblain-like acral lesions — appeared prominently in early pandemic reports and continue to occur. They present as painful or itchy purple-red to violaceous (blue-purple) discoloration on the toes and forefoot, often with swelling, and occasionally with blistering or crusting. The lesions resemble pernio (chilblains) — a cold-induced vascular phenomenon — even when they occur in warm weather, suggesting COVID-induced microvascular inflammation.

COVID toes typically resolve spontaneously within 2–8 weeks. In persistent cases, topical corticosteroids reduce inflammation and itching. The lesions are benign but must be distinguished from vasculitis, frostbite, embolic digital ischemia (in hospitalized patients), and Raynaud’s phenomenon. Any COVID toe accompanied by significant pain, spreading darkness, or tissue breakdown requires prompt evaluation.

Post-COVID Tendinopathy

Tendinopathy (Achilles, peroneal, plantar fascia) following COVID infection has been reported in multiple case series and may result from the systemic inflammatory response, immune-mediated collagen breakdown, or the prolonged relative inactivity of illness followed by rapid return to activity during recovery. Post-COVID tendinopathy behaves similarly to post-viral tendinopathy from other infections and is treated with the standard approach: eccentric loading protocol, custom orthotics for biomechanical correction, and PRP injection for recalcitrant cases. Recovery may be slower than typical tendinopathy due to the systemic inflammatory background.

Plantar Fasciitis After COVID

Plantar fasciitis following COVID illness is common for a straightforward reason: weeks of relative immobility (bed rest, reduced activity) cause the plantar fascia and calf muscles to tighten, and the return to weight-bearing activity overloads the suddenly contracted fascia. This is mechanically identical to plantar fasciitis after any period of inactivity. It responds well to the standard treatment protocol — calf stretching, plantar fascia stretching, custom orthotics, and gradual return to activity.

Microvascular Foot Pain in Long COVID

SARS-CoV-2 infects and damages vascular endothelium (the lining of blood vessels), including the small vessels supplying the feet. Long COVID-associated microvascular disease can cause chronic cold feet, mottled (livedo reticularis) skin coloration, and burning pain from reduced nerve oxygenation. This manifestation is more common in patients who had moderate to severe acute COVID illness. Evaluation includes vascular assessment (ankle-brachial index, toe pressures) and neuropathy testing to characterize the contribution of each mechanism.

Treatment Approach for Post-COVID Foot Pain

Treatment depends on the predominant mechanism identified on evaluation:

• Post-COVID neuropathy: Neuropathic medication (gabapentin, duloxetine), vitamin B12 and D optimization, compression socks for micro-circulation support, and progressive graded activity as tolerated
• COVID toes (pernio-like): Topical corticosteroids, warmth and moisture protection, observation; resolves in most cases without intervention
• Post-COVID tendinopathy: Eccentric loading protocol, custom orthotics, PRP injection for chronic cases
• Post-inactivity plantar fasciitis: Standard plantar fasciitis protocol — stretching, orthotics, shockwave therapy for persistent cases
• Microvascular: Compression therapy, gait support, referral to vascular medicine if significant arterial component suspected

When to Seek Evaluation

• Burning, numbness, or tingling in the feet lasting more than 4 weeks after COVID infection
• Purple/blue toe discoloration that has not resolved after 4–6 weeks
• Heel or Achilles pain that developed during or after COVID illness
• Cold, painful feet with color changes that worsen with cold exposure — possible Raynaud’s or vascular involvement
• Diabetic patient with any new foot symptoms after COVID — urgent evaluation due to compound neuropathy risk

Post-COVID Foot Care in Michigan

Dr. Tom Biernacki, DPM at Balance Foot & Ankle evaluates and manages post-COVID and Long COVID foot conditions at both our Howell (Livingston County) and Bloomfield Hills (Oakland County) locations. Same-day appointments available. Call (810) 206-1402 or book online.

Related Guides

• Tarsal Tunnel Syndrome
• Baxter’s Neuropathy Guide
• Compression Stockings Guide
• PRP Injections for Foot & Ankle
• Diabetes & Foot Complications Guide

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 Foot pain?

Foot 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 foot 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 foot 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 foot 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.

Visit Balance Foot & Ankle — Same-Day Appointments Available

Our podiatry team serves patients throughout Michigan including Howell, Brighton, and Bloomfield Hills. If you’re dealing with heel pain, ingrown toenails, or a foot injury, we have same-day appointment availability.