Guideline: Widely Used Device for Pain Therapy Not Recommendedfor Chronic Low-Back Pain
American Academy of Neurology (AAN)A new guideline issued by the American Academy of Neurology finds that transcutaneous electric nerve stimulation (TENS), a widely used pain therapy involving a portable device, is not recommended to treat chronic low-back painpain that has persisted for three months or longerbecause research shows it is not effective. The guideline is published in the December 30, 2009, online issue of Neurology®.