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Nokia 3520 User Manual

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Consumer Update on Wireless Phones

U.S. Food and Drug Administration

1. Do wireless phones pose a health hazard?

The available scientific evidence does not show that any health problems are associated with

using wireless phones. There is no proof, however, that wireless phones are absolutely safe.

Wireless phones emit low levels of radiofrequency energy (RF) in the microwave range while

being used. They also emit very low levels of RF when in the stand-by mode. Whereas high levels

of RF can produce health effects (by heating tissue), exposure to low level RF that does not

produce heating effects causes no known adverse health effects. Many studies of low level RF

exposures have not found any biological effects. Some studies have suggested that some

biological effects may occur, but such findings have not been confirmed by additional research.

In some cases, other researchers have had difficulty in reproducing those studies, or in

determining the reasons for inconsistent results.

2. What is FDA's role concerning the safety of wireless phones?

Under the law, FDA does not review the safety of radiation-emitting consumer products such as

wireless phones before they can be sold, as it does with new drugs or medical devices. However,

the agency has authority to take action if wireless phones are shown to emit radiofrequency

energy (RF) at a level that is hazardous to the user. In such a case, FDA could require the

manufacturers of wireless phones to notify users of the health hazard and to repair, replace or

recall the phones so that the hazard no longer exists.
Although the existing scientific data do not justify FDA regulatory actions, FDA has urged the

wireless phone industry to take a number of steps, including the following:

Support needed research into possible biological effects of RF of the type emitted by

wireless phones;

Design wireless phones in a way that minimizes any RF exposure to the user that is not

necessary for device function; and

Cooperate in providing users of wireless phones with the best possible information on

possible effects of wireless phone use on human health.

FDA belongs to an interagency working group of the federal agencies that have responsibility

for different aspects of RF safety to ensure coordinated efforts at the federal level. The following

agencies belong to this working group:

National Institute for Occupational Safety and Health

Environmental Protection Agency

Federal Communications Commission

Occupational Safety and Health Administration

National Telecommunications and Information Administration

The National Institutes of Health participates in some interagency working group activities,

as well.
FDA shares regulatory responsibilities for wireless phones with the Federal Communications

Commission (FCC). All phones that are sold in the United States must comply with FCC safety

guidelines that limit RF exposure. FCC relies on FDA and other health agencies for safety

questions about wireless phones. FCC also regulates the base stations that the wireless phone

networks rely upon. While these base stations operate at higher power than do the wireless

phones themselves, the RF exposures that people get from these base stations are typically

thousands of times lower than those they can get from wireless phones. Base stations are thus

not the subject of the safety questions discussed in this document.

3520_3560.ENv1_9355099.book Page 158 Wednesday, February 26, 2003 3:31 PM