Health anOther medical devicesIf you use any other personal medicaldevices, consult the manufacturer of yourdevice to determine if it is adequatelyshielded from external RF energy.Your physician may be able to assist you inobtaining this information.Switch off your phone in health care facilitiesPotentially explosive environmentsSwitch off your phone when in any area witha potentially explosive atmosphere, andobey all signs and instructions. Sparks insuch areas could cause an explosion or fireresulting in bodily injury or even death.Users are advised to switch off the phonewhile at a refuelling point (service station).