The use of noninvasive brain stimulation technologies for the treatment of pain has some evidence to support it. But just how promising is it, and how far away are physicians from using it in clinical practice?
The most well-known therapies utilizing the technology are repetitive transcranial magnetic stimulation (rTMS) and transcranial direct-current stimulation (tDCS). rTMS was found to provide analgesic effects in studies in the late 1990s, and work on tDCS isn’t far behind. Both are