Side Effects of Shockwave Therapy: What You Should Know Before Treatment
- physiotherapytownl
- Jan 12
- 3 min read
Shockwave therapy, also known as extracorporeal shockwave therapy (ESWT), is a non-invasive treatment commonly used to manage chronic pain and promote healing in musculoskeletal conditions. It is frequently recommended for issues such as plantar fasciitis, tennis elbow, Achilles tendinopathy, shoulder pain, and other soft tissue injuries. While shockwave therapy is generally considered safe and effective, like any medical treatment, it can come with potential side effects. Understanding these side effects can help you make an informed decision and set realistic expectations before starting treatment.

What Is Shockwave Therapy?
Shockwave therapy uses high-energy acoustic waves that are delivered to the affected area of the body. These sound waves stimulate blood flow, encourage tissue regeneration, and help break down calcifications or scar tissue. Because it does not involve surgery or injections, many patients prefer it as a conservative treatment option when other therapies have failed.
Common Side Effects of Shockwave Therapy
Most side effects associated with shockwave therapy are mild and temporary. They typically resolve on their own within a few hours to a few days after treatment.
1. Pain or Discomfort During and After Treatment It is common to experience some level of discomfort during the session, especially if the treated area is already sensitive. After the procedure, mild to moderate soreness may occur. This discomfort usually fades within 24 to 72 hours and can often be managed with rest or ice.
2. Redness and Swelling The treated area may appear red or slightly swollen following the session. This reaction is a normal inflammatory response and a sign that the body’s healing process has been activated. Swelling is usually minimal and short-lived.
3. Bruising Some patients may notice light bruising at the treatment site. This occurs because shockwaves stimulate blood vessels and tissues beneath the skin. Bruising is generally harmless and resolves without intervention.
4. Skin Sensitivity or Tingling Temporary skin sensitivity, tingling, or numbness can occur, particularly in areas with less muscle or fat. These sensations are usually brief and subside on their own.
Less Common Side Effects
Although rare, some individuals may experience side effects that are slightly more pronounced.
1. Increased Pain After Initial Sessions In some cases, pain may temporarily worsen before it improves. This is often referred to as a “healing response” and can happen as damaged tissue is stimulated to repair itself. This increase in pain is usually short-term and followed by gradual improvement.
2. Fatigue Some patients report feeling tired after treatment. This is likely due to the body directing energy toward the healing process.
Are There Any Serious Risks?
Serious complications from shockwave therapy are extremely uncommon when the treatment is performed by a trained professional. Shockwave therapy is non-invasive, does not require anesthesia, and carries a lower risk profile compared to surgical options. However, it may not be suitable for everyone. Individuals who are pregnant, have bleeding disorders, nerve disorders, infections at the treatment site, or certain cardiovascular conditions should consult a healthcare provider before undergoing therapy.
How to Minimize Side Effects
To reduce the likelihood or severity of side effects, patients are often advised to:
Avoid high-impact activities for 24–48 hours after treatment
Follow post-treatment care instructions carefully
Stay hydrated and allow adequate rest
Avoid anti-inflammatory medications unless advised otherwise, as inflammation is part of the healing process
When to Contact a Professional
If you experience severe pain, prolonged swelling, or symptoms that worsen instead of improve over time, it is important to consult your healthcare provider. While mild side effects are normal, persistent or intense symptoms should be evaluated.
Final Thoughts
Shockwave therapy has helped many individuals find relief from chronic pain and improve mobility without surgery. While side effects are possible, they are usually mild, temporary, and manageable. Understanding what to expect before treatment can help you feel more confident and prepared.
If you are considering this treatment option, it is essential to seek care from qualified professionals who can assess your condition and tailor the therapy to your needs, especially if you are exploring shockwave therapy in abbotsford.



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