A new clinical trial has shown that the Cefaly migraine treatment device is safe and effective for migraine prevention, according to manufacturer Cefaly Technology. Cefaly is an external trigeminal nerve stimulation device (e-TNS) that is magnetically connected to a self-adhesive electrode placed on the forehead. It sends micro-impulses through … [Read more...] about Trial: Cefaly wearable safe, effective in preventing migraines