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Radiation Exposure

FAQ: Radio Frequency Safety

This page provides information and health standards for consumers on microwave radiation and wireless communications, including cellular telephones and amateur radios.

Review Date: November 30, 2012

Federal Communications Commission

Computed Tomography (CT)

Explore the risks and benefits of computed tomography (CT) scanning, also called computerized axial tomography (CAT) scanning, a medical imaging procedure that uses x-rays to show cross-sectional images of the body.

Review Date: October 24, 2014

U.S. Food and Drug Administration

Cell Phones (NIEHS)

Learn about National Toxicology Program (NTP) studies that will help clarify potential health hazards from exposure to cell phone radiation.

Review Date: January 06, 2012

NIH National Institute of Environmental Health Sciences - NIEHS

Cell Phones and Cancer Risk

Cell phones emit radiofrequency (RF) energy, a form of radiation. Learn how RF energy from cell phones may impact the human body and what you can do to reduce your exposure to RF energy. .

Review Date: October 10, 2012

NIH National Cancer Institute

Dental X-Rays

Dental X-ray examinations provide valuable information that helps your dentist evaluate your oral health. If you have questions about your dental X-ray exam, talk with your dentist.

Review Date: December 01, 2014

American Dental Association

Electromagnetic Fields and Public Health: Mobile Phones

Given the large number of mobile phone users, it is important to investigate, understand and monitor any potential public health impact. The World Health Organization offers key facts and links to related studies.

Review Date: November 13, 2014

World Health Organization

Emergency Preparedness and Response

This CDC site is intended to increase the nation's ability to prepare for and respond to public health emergencies. Topics covered include bioterrorism, chemical and radiation emergencies, mass casualties, severe weather and natural disasters, and recent disease outbreaks.

Review Date: March 13, 2013

Centers for Disease Control and Prevention - CDC
U.S. Department of Health and Human Services

EPA Mobile Applications

Find links to mobile apps on environmental health issues, including: air quality, Energy Star rebates, insect repellants, UV radiation levels, waste reduction, recycling, and more.

Review Date: January 11, 2013

U.S. Environmental Protection Agency

How Can I Prepare for a Radiological Emergency?

If you live within 10 miles from a nuclear power plant, learn what to do in the unlikely event of a nuclear power plant radiological emergency.

Review Date: March 17, 2011

U.S. Nuclear Regulatory Commission

Radiation and Its Health Effects

Learn about radiation, its health effects, and how the Nuclear Regulatory Commission (NRC) protects people and the environment from unnecessary exposure to radiation.

Review Date: January 02, 2013

U.S. Nuclear Regulatory Commission

Radiation Emergencies: Protecting Yourself and Your Family

If a radiation emergency occurs, people can take actions to protect themselves, their loved ones, and their pets.

Review Date: December 07, 2012

Centers for Disease Control and Prevention - CDC
U.S. Department of Health and Human Services

Radioactive Contamination and Radiation Exposure

Learn how radioactive contamination is spread and how to limit your exposure if radioactive materials are released into the environment as the result of an accident, an event in nature, or an act of terrorism.

Review Date: March 18, 2011

Centers for Disease Control and Prevention - CDC
U.S. Department of Health and Human Services

RadiologyInfo.org

Find out how various x-ray, CT, MRI, ultrasound, radiation therapy and other procedures are performed. Learn about patient safety, what you may experience, and how to prepare for exams.

Review Date: November 09, 2012

American College of Radiology

Reducing Radiation from Medical X-rays- (PDF)

Along with their tremendous value, medical X-rays have a drawback: they expose people to radiation. Learn how you can have a critical role in reducing radiation while still getting the maximum benefit from X-ray exams.

Review Date: November 05, 2012

U.S. Food and Drug Administration

Very Low Health Risks from Full-Body X-ray Scanners

Extensive use of full-body scanning technologies, including the general-use X-ray systems, is a relatively new development. Thus it's natural for people to have questions—including questions about whether these systems pose any health risks.

Review Date: November 09, 2012

U.S. Food and Drug Administration

What Do I Do in a Radiological Emergency?

If you live within a 10-mile radius of a nuclear power plant involved in a radiological emergency, learn about emergency alerts and steps to take to reduce possible exposure to radiation.

Review Date: December 07, 2012

U.S. Nuclear Regulatory Commission

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