So many people are looking for alternative methods of joint and nerve pain management without having to resort to medication or strenuous physical therapy. Historical records dating back to ancient Rome as well as the time of Benjamin Franklin have reported various forms of pain alleviation through minute amounts of electrical shock or stimlus. In the 1970’s, C Normal Shealy patented the very first TENS unit – a small, portable, battery operated device that uses mild, safe electrical signals conducted…
