Radiation and Your Health

Learn about what radiation is and the many sources of radiation in our lives.

CDC Health Topics A–Z 2 min read
This content is for informational purposes only. Always consult a healthcare professional.

Source: Centers for Disease Control and Prevention — Content from the Centers for Disease Control and Prevention (public domain).

Radiation dose illustration About Radiation Radiation is energy that comes from a source and travels through space at the speed of light. Learn More Feb 15, 2024 Radiation safety Circular call-outs within a city-scape demonstrate common sources of radiation in the environment. Radiation in Your Life Information about natural and manmade radiation sources in daily life. Feb 15, 2024 Illustration of radiation warning sign on yellow wall vector background Radiation Safety Learn about strategies that can help you stay safe from radiation. Feb 15, 2024 Ionizing Radiation Learn about ionizing radiation and its medical applications such as diagnostic testing. Non-Ionizing Radiation Read about sources of non-ionizing radiation. Health Effects of Radiation Learn about the potential health effects of radiation exposure. Decontamination of Radioactive Material Learn how to how to self-decontaminate after being exposed to radioactive material. Radiation in your life Pediatrician showing a little girl an x-ray. Radiation in Healthcare for Parents Discuss your options with your healthcare provider and take steps to limit radiation exposure. Feb 15, 2024 The sun shining brightly in the sky. Ultraviolet Radiation Ultraviolet (UV) radiation is non-ionizing and is emitted by both natural and artificial sources. Feb 15, 2024 Several x-rays of a skull, ribs, joints, feet, and a pelvis. X-Rays X-rays allow healthcare providers and dentists to see if there are problems with minimal radiation. Feb 15, 2024 A healthcare provider looks at a CT scan from a patient. Computed Tomography (CT) Scans CT scans require more exposure than x-rays, but allow your provider to see more detailed images. Feb 15, 2024 A field of soil. Radiation from the Earth (Terrestrial Radiation) Radioactive materials are all around us and can be naturally found in the earth. Feb 15, 2024 Airplane wing Radiation from Air Travel The amount of radiation people get from air travel is low. Feb 15, 2024

⚠ Caution
Medical Disclaimer: This information is for educational purposes only. Always consult a healthcare professional for medical advice.