Mark I. Johnson Author
Subjects of specialization
Affiliation
Pain Medicine, Pain Management, Pain Management, Rehabilitation, Technology Enhanced Learning
Leeds Metropolitan University, United Kingdom
Professor Mark Johnson PhD, is Professor of Pain and Analgesia and Director of the Centre for Pain Research in our School of Health. Mark has been investigating the science of pain and its management since the mid 1980’s. Mark originally trained as a neurophysiologist at the University of Leeds, U.K. and studied for a PhD in Pain Science at the Faculty of Medicine, University of Newcastle upon Tyne, U.K. Mark has published over 200 research articles and book chapters, and is considered a world expert on transcutaneous electrical nerve stimulation.
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Author(s): Mark I. Johnson
The Challenges of Determining the Effectiveness of Electrophysical Therapies
Electrophysical therapies, such as acupuncture, electrical nerve stimulation, low level laser therapy (LLLT), mobilization, manipulation, massage and ultrasound are often used to relieve pain. Evidence about effectiveness is often inconclusive and clinical practice is dictated by clinical experience and local policy. Transcutaneous electrical nerve stimulation (TENS) provides a good example of the difficulty of trying to determine the clinical effectiveness of such technique based electrophysical therapies. A small hand held stimulator is used during TENS to generate pulsed electrical curre... view moreĀ»