Reviewed by Dr. Marshall Luck, DC | Last updated: September 28, 2026
Older soft tissue injuries can cause recurring pain, stiffness, weakness, or reduced function. Extracorporeal shockwave therapy (ESWT) is one option sometimes considered for selected musculoskeletal conditions. Whether it is appropriate depends on the diagnosis, health history, and individual goals.
ESWT delivers acoustic waves to a targeted area. Research supports its use for some conditions, including plantar fasciitis and certain tendinopathies, while evidence for other uses is mixed or limited. Responses vary, and treatment cannot guarantee pain relief or tissue healing.
Biological Effects of Shockwave Therapy
- Blood Flow and Tissue Response
- Laboratory and clinical research suggests ESWT may influence local circulation and cellular activity. The clinical importance of these effects depends on the condition being treated, and proposed biological mechanisms should not be interpreted as a guaranteed outcome.
- Inflammation and Recovery
- Inflammation is a complex part of injury and recovery. ESWT may affect inflammatory signaling in some tissues, but evidence varies by condition. A clinician should assess persistent pain or swelling and consider other possible causes before recommending treatment.
- Collagen and Tendon Remodeling
- Some research suggests ESWT may support tendon remodeling in selected tendinopathies. Results differ among patients, and improvement may also depend on activity modification, rehabilitation, the duration of symptoms, and other health factors.
- Calcific Tendinopathy
- ESWT has been studied for calcific tendinopathy, particularly in the shoulder. It may help some patients, but it does not reliably remove every calcification and should not be described as reversing degenerative joint disease. Imaging or referral may be appropriate depending on the presentation.
- Pain Response
- Some patients report reduced pain after ESWT. Proposed mechanisms include changes in local nerve signaling and tissue response, but the exact mechanism is not fully established. Temporary soreness, bruising, redness, or discomfort can occur.
Treatment Protocols
Treatment schedules vary by diagnosis, symptom duration, response, and practitioner assessment. ESWT may be used alongside exercise, activity modification, manual care, or other treatment when appropriate. Your clinician should explain expected benefits, possible risks, alternatives, and when medical referral is advisable.
What the evidence says
Extracorporeal shockwave therapy has been studied for several musculoskeletal conditions, especially some persistent tendon and heel pain problems. Research results vary by diagnosis and treatment protocol, so published studies do not guarantee that the treatment will help every patient. A clinical evaluation is needed to decide whether it is appropriate and to discuss alternatives. See this NCBI/PMC review of extracorporeal shockwave therapy, then visit our Shockwave Therapy service page for current appointment information, possible temporary effects, and treatment expectations.