“…Preliminary research consisting of case series reports on the HEG applications appears encouraging (Carmen, 2004;Coben & Pudolsky, 2007b;Duschek, Schuepbach, Doll, Werner, & Reyes Del Paso, 2010;Friedes & Aberbach, 2003;Mize, 2004;Sherrill, 2004;Toomim et al, 2004), perhaps especially with migraine.…”