A Current Overview of TENS in Pain Management: A Narrative Review. Pain and Rehabilitation

Transcutaneous electrical nerve stimulation (TENS) for has been used to manage pain for decades yet uncertainty remains about its effectiveness. This narrative review discusses the physiological rationale underpinning the use of TENS and how this relates to clinical technique. It then reviews clinical research evidence demonstrating that studies using appropriate TENS technique and dosage are more likely to demonstrate effectiveness.

http://ingentaconnect.com/content/ppa/pr/2014/0000...