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116
Safety Guidelines
studiesofwirelessphoneusers.TheCRADAwillalsoincludeabroadassessmentof
additionalresearchneedsinthecontextofthelatestresearchdevelopmentsaround
theworld.
7. How can I find out how much radio frequency energy exposure
I can get by using my wireless phone?
AllphonessoldintheUnitedStatesmustcomplywithFederalCommunications
Commission(FCC)guidelinesthatlimitradiofrequencyenergy(RF)exposures.The
FCCestablishedtheseguidelinesinconsultationwiththeFDAandtheotherfederal
healthandsafetyagencies.TheFCClimitforRFexposurefromwirelesstelephonesis
setataSpecificAbsorptionRate(SAR)of1.6wattsperkilogram(1.6W/kg).TheFCC
limitisconsistentwiththesafetystandardsdevelopedbytheInstituteofElectrical
andElectronicEngineering(IEEE)andtheNationalCouncilonRadiationProtectionand
Measurement.Theexposurelimittakesintoconsiderationthebody’sabilitytoremove
heatfromthetissuesthatabsorbenergyfromthewirelessphoneandissetwell
belowlevelsknowntohaveeffects.Manufacturersofwirelessphonesmustreport
theRFexposurelevelforeachmodelofphonetotheFCC.TheFCCwebsite(http://
www.fcc.gov/oet/rfsafety)givesdirectionsforlocatingtheFCCidentificationnumber
onyourphonesoyoucanfindyourphonesRFexposurelevelintheonlinelisting.
8. What has the FDA done to measure the radio frequency energy
coming from wireless phones?
TheInstituteofElectricalandElectronicEngineers(IEEE)isdevelopingatechnical
standardformeasuringtheradiofrequencyenergy(RF)exposurefromwireless
phonesandotherwirelesshandsetswiththeparticipationandleadershipofFDA
scientistsandengineers.Thestandard,‘RecommendedPracticeforDeterminingthe
Spatial-PeakSpecificAbsorptionRate(SAR)intheHumanBodyDuetoWireless
CommunicationsDevices:ExperimentalTechniques,’setsforththefirstconsistenttest
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