The Silent Epidemic of Injuries in Long-Distance Runners
Road running is one of the fastest-growing recreational sports worldwide, with tens of millions of regular participants. Marathons and half marathons draw tens of thousands of entrants each year. Even so, the injury rate is striking: systematic reviews (van Gent et al., BJSM 2007) estimate that a significant share of runners sustain a running-related injury annually — with magnitudes varying by distance and training level.
The most prevalent injuries — plantar fasciitis, medial tibial stress syndrome (shin splints), Achilles tendinopathy, and IT band syndrome — share a common pathophysiologic mechanism: repetitive overload on tissues with insufficient recovery capacity. Medical acupuncture, especially when combined with extracorporeal shockwave therapy (ESWT), acts on the neurophysiological mechanisms of pain and on the modulation of the inflammatory and reparative process of these injuries.
Plantar Fasciitis: Beyond Inflammation — The Role of Trigger Points
Plantar fasciitis is the most common cause of heel pain in runners. The term "fasciitis" is actually imprecise — biopsies show the process is more degenerative (fasciosis) than inflammatory, with collagen disorganization and pathologic neovascularization at the calcaneal insertion of the plantar fascia.
An often-overlooked factor in plantar fasciitis is the role of myofascial trigger points in the soleus, gastrocnemius, and toe flexors. These trigger points refer pain to the sole of the foot and the heel, mimicking and amplifying the fascial picture. A significant share of resistant plantar fasciitis cases shows a myofascial component along the posterior chain and may benefit from adjunctive dry needling.
Shin Splints (Medial Tibial Stress Syndrome): Periosteum Under Pressure
Medial tibial stress syndrome (MTSS) — popularly known as shin splints — is a stress reaction of the tibial periosteum to repetitive traction from the soleus and tibialis posterior muscles. It is the most frequent injury in runners who increase training volume or intensity abruptly.
The pathophysiology involves cumulative periosteal microdamage that outpaces the bone\'s reparative capacity. Left untreated, it can progress to a stress fracture — the main complication to avoid. Experimental studies suggest medical acupuncture may accelerate periosteal repair and modulate the segmental sensitization that keeps pain going even after tissue damage has resolved.
From Overload to Periosteal Damage
Abrupt load increase
The runner ramps up weekly volume (>10%/week) or switches to a harder surface. The soleus and tibialis posterior contract eccentrically to absorb impact, repeatedly tugging on their insertion at the medial tibial periosteum.
Inflammatory periosteal reaction
Cumulative periosteal microdamage triggers a local inflammatory reaction with subperiosteal edema. The densely innervated C fibers in the periosteum fire, producing diffuse pain along the medial border of the tibia.
Trigger points as amplifiers
Soleus and tibialis posterior overload produces trigger points that refer pain to the shin, amplifying pain perception and setting up a cycle of reflex muscle guarding that increases periosteal traction.
Risk of stress fracture
If the load continues without treatment, microdamage progresses to a tibial stress fracture — identifiable by focal pain, a positive percussion test, and confirmation by magnetic resonance imaging.
Achilles Tendinopathy: The Tendon That Bears 8x Body Weight
The Achilles tendon is one of the most robust in the human body, carrying loads that biomechanical studies estimate at 3–8 times body weight during running, depending on speed and stride phase. Achilles tendinopathy (mid-portion or insertional) results from an imbalance between mechanical load and the tendon's reparative capacity, leading to collagen degeneration, neovascularization, and local nociceptive sensitization.
Medical acupuncture addresses Achilles tendinopathy through mechanisms that complement eccentric rehabilitation (Alfredson protocol): peritendinous needling modulates pathologic neovascularization and nociceptive sensitization, while treating soleus and gastrocnemius trigger points reduces mechanical tension on the tendon.
Multimodal Treatment: Acupuncture + Shockwave Therapy
Combining medical acupuncture with extracorporeal shockwave therapy (ESWT) represents the state of the art for treating overuse injuries in runners. The two modalities act on distinct, complementary therapeutic targets, producing a synergistic effect documented in the literature.
Multimodal Protocol for the Runner
Acute Phase
Weeks 1–3Pain control and nociceptive modulation
Acupuncture twice a week, focused on posterior-chain trigger points (soleus, gastrocnemius, tibialis posterior). Electroacupuncture at 2–100 Hz over the L4–S1 dermatomes. Cut training load by 50%.
Repair Phase
Weeks 3–8Stimulus for tissue remodeling
Start shockwave therapy on the affected tendon or fascia once a week — typical parameters: 0.15–0.25 mJ/mm² energy and 1500–2500 pulses per session, adjusted by the physician according to clinical indication and equipment. Continue acupuncture 1–2x/week, combining local and systemic points. Phase in eccentric exercises gradually.
Return Phase
Weeks 8–12Progressive return to training
Weekly maintenance acupuncture. Add shockwave therapy if needed (1–2 more sessions). Gradual return-to-running program in 10%/week increments. Biomechanical gait assessment.
Maintenance
OngoingRecurrence prevention
Biweekly to monthly acupuncture sessions while load ramps up during race prep. Watch for early signs of overload. Keep an eccentric strengthening program going.
IT Band Syndrome and Other Runner's Injuries
Beyond the three main injuries, long-distance runners frequently present with IT band syndrome (lateral knee pain), patellofemoral syndrome, and gluteus medius fasciopathy. All share the mechanism of repetitive overload and benefit from an integrative approach with acupuncture.
IT band syndrome deserves a closer look. Its pathophysiology involves the IT band compressing the lateral infrapatellar fat pad against the lateral femoral epicondyle, producing local irritation and pain that typically appears after 20–30 minutes of running. Trigger points in the tensor fasciae latae, gluteus medius, and vastus lateralis amplify the picture and are a prime target for acupuncture.
- IT band syndrome: needle the TFL, gluteus medius, and vastus lateralis, plus local periarticular points
- Patellofemoral syndrome: vastus medialis obliquus and medial retinaculum trigger points, plus VMO strengthening
- Gluteal fasciopathy: deep needling of the gluteus medius and piriformis, plus radial shockwave therapy
- Piriformis syndrome: deep acupuncture at the piriformis with electroacupuncture at 2 Hz + stretching
- Metatarsalgia: interosseous trigger points, plus periosteal needling at the metatarsal heads
Myths and Facts
Myth vs. Fact
Acupuncture is just for relaxation — it does not treat runner injuries
Proposed mechanisms — most drawn from preclinical studies — include trigger-point deactivation, segmental pain modulation via gate control, release of endogenous opioids, and possible stimulation of tissue repair. In clinical studies of plantar fasciitis, acupuncture has been associated with symptomatic relief comparable to anti-inflammatory drugs; any decision about medication adjustments stays with the attending physician.
Shockwave therapy and acupuncture do the same thing — combining them does not make sense
The two modalities hit different targets: ESWT stimulates mechanotransduction and collagen remodeling in the tendon or fascia, while acupuncture modulates nociceptive signaling and deactivates muscle trigger points. Together they treat both the injured tissue and the neuromuscular component.
If I am in pain, I should stop running completely
Absolute rest is not always necessary or beneficial. Controlled load — a 30–50% reduction — keeps the stimulus for tissue remodeling going without driving the damage further. The medical acupuncturist gauges pain intensity and prescribes a modified-load program that lets the runner keep training within safe limits.
Frequently Asked Questions
Frequently Asked Questions
Yes, as long as the points and techniques have already been used in prior sessions — race week is no time to try new protocols. Light sessions focused on muscle relaxation and autonomic modulation 24–48 hours before the race can sharpen recovery and bring baseline muscle tension down. Avoid intense dry needling in the 48-hour pre-race window.
Acupuncture can be done 24–48 hours after the race with a recovery focus: systemic anti-inflammatory points (ST36, LI4, SP6), auricular points for post-exertion cortisol modulation, and gentle needling of the tightest muscle areas. Hold off on deep dry needling for 72 hours to let exercise-induced muscle damage resolve.
Evidence for preventive use is growing. Regular sessions — biweekly to monthly — during heavier training blocks keep the trigger-point activation threshold high, lower baseline muscle tension, and improve tissue microcirculation. Together, these factors raise the tissue's tolerance to repetitive load and reduce injury risk.
Yes — especially if there is a trigger-point component along the posterior chain (soleus, gastrocnemius). A meaningful share of resistant plantar fasciitis cases shows a myofascial component along the posterior chain and may benefit from adjunctive dry needling. Dry needling these trigger points, combined with periosteal needling at the calcaneal insertion, may be the missing piece in the protocol.
Focal shockwave therapy causes moderate discomfort during application, which you can dial down by adjusting energy. It can be combined with acupuncture in the same session — ideally, acupuncture goes first to raise the pain threshold via endorphin release, making the shockwave step more tolerable and potentially more effective.