The Efficacy of Focus Extracorporeal Shock Wave Therapy on Hamstring Tightness

The Efficacy of Focus Extracorporeal Shock Wave Therapy on Hamstring Tightness in Healthy Subjects

To study efficacy of focus extracorporeal shock wave therapy on the flexibility of hamstring muscles in healthy subjects

Inclusion Criteria:

• Limited hamstring flexibility; passive knee extension degree >20
• No underlying disease

Exclusion Criteria:

• Patients with history of physical therapy in past 3 month
• Patient with analgesic drug such as muscle relaxant or NSAID.
• Patient with limited hamstring flexibility due to neurological or musculoskeletal diseases.
• Patient with cardiac pacemaker, pregnancy, hypercoagulable conditions, severe osteoporosis, malignancy or active infection around intervention site.
• Patient with history of chronic knee or back pain
• Patient cannot follow home stretching exercise program