http://www.nbclosangeles.com/news/local/Smart-Meter-Critics-Say-Devices-Are-Not-Smart-Or-Safe-133669863.html

The utility company spokesperson  said their Smart Meters have no health effect,  yet that woman has to wrap foil around her head at night to deflect the pulses.  There is scientific confirmation, a double blind study,  showing physical effect from non thermal, low level radiation on electrohypersensitive people.  The double blind study showed tachycardia (rapid heart beat) which occurred during exposure to such radiation and then subsided when the radiation was withdrawn.   Not everyone has this, Dr. Magda Havas said, just like we aren’t all allergic to peanuts.  This  video on Wi Fi shows example of the double blind study.