Although millimeter-wave scanners are becoming the primary full-body scanners used at airport security checks, there is still an alarmingly small amount of information about its potential health effects. The millimeter-wave safety standards are dose rate (power density) standards expressed in mW/m2. The power density for a millimeter –wave scan is between 0.00001 and 0.0006 mW/cm2 (Moulder, 2012). These scanners are believed to be less harmful to passengers because they emit nonionizing radiation and presumably do not have the potential for cancer causing DNA damage. The established health effects associated with non-ionizing radiation are limited to thermal effects. The long term effects of this type of radiation are still uncertain but it was reported that these scanners operate at outputs well below those required to produce tissue heating