This medical video shows the links between using electricity and help ease tendonitis.
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Jennifer Mathews: Many weekend warriors know the pain of tendonitis in elbows, shoulders, feet and knees brought on by vigorous activity. Then, something as simple as this opens a new door to pain. Just ask John Cherry. John Cherry: One weekend, I became a yard warrior. Jennifer Mathews: Swinging a leaf blower aggravated an elbow tendon already sore from his golf swing. His doctor said it was chronic tendonitis, also known as tendonopathy. John Cherry: It was really pretty severe. It would hurt to do almost anything involving the arm. Jennifer Mathews: This hurt and sort of this. Now, an increasing number of patients with tendonitis are finding relief with extracorporeal shock wave therapy. Ultrasound energy targets the affected area. Dr. Spero Karas: Numerous clinical studies have shown it to be effective in managing a wide variety of tendonopathy and chronic tendonitis syndromes. Jennifer Mathews: Doctors believe the shock waves inhibit pain in the nerve endings and increase blood flow, promoting healing. Dr. Spero Karas: It's safe. It's non-invasive. It's comfortable for the patient, and it's well- tolerated. Jennifer Mathews: And it's helping patients like John carry on as weekday warriors free from the pain of their weekend battles. John Cherry: I was very happy to have the opportunity to use it and get some relief. Jennifer Mathews: This Jennifer Mathews reporting.