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  1. Radiation - World Health Organization (WHO)

    Jul 10, 2024 · Ionizing radiation is a type of energy released by atoms that travels in the form of electromagnetic waves (gamma or X-rays) or particles (neutrons, beta or alpha). Ionizing …

  2. Radiation and health

    Jul 7, 2023 · Radiation is the emission of energy as electromagnetic waves or moving subatomic particles. Natural radiation comes from many naturally occurring radioactive materials found in …

  3. Radiation and health - World Health Organization (WHO)

    We work to strengthen radiation protection of the public, patients and workers worldwide. We provide Member States with evidence-based guidance, tools and technical advice on public …

  4. Ionizing radiation and health effects

    Jul 27, 2023 · WHO fact sheet on ionizing radiation, health effects and protective measures: includes key facts, definition, sources, type of exposure, health effects, nuclear emergencies, …

  5. Radiation: Ionizing radiation - World Health Organization (WHO)

    Oct 26, 2020 · Ionizing radiation is radiation with enough energy that to remove tightly bound electrons from the orbit of an atom, causing that atom to become charged or ionized. Here we …

  6. Rayonnements ionisants et effets sur la santé

    Jul 27, 2023 · À mesure que les usages des rayonnements ionisants se multiplient, les dangers qu’ils peuvent comporter pour la santé, s’ils ne sont pas correctement utilisés ou confinés, …

  7. Radiation exposure Ionizing radiation exposure is measured as "absorbed dose" in gray (Gy). The "effective dose" measured in sievert (Sv) takes account of the amount of ionizing radiation …

  8. Radiación y salud - World Health Organization (WHO)

    A dosis muy elevadas, la radiación puede alterar el funcionamiento de los tejidos y los órganos y producir efectos agudos como náuseas y vómitos, eritemas, caída del cabello, un síndrome …

  9. Radiation: Ultraviolet (UV) radiation

    Mar 9, 2016 · Everyone is exposed to UV radiation from the sun and an increasing number of people are exposed to artificial sources used in industry, commerce and recreation. The sun is …

  10. Environmental radiation exposure - World Health Organization …

    Apr 24, 2017 · Radiation has always been a natural part of our environment. Natural radioactive sources in the soil, water and air contribute to our exposure to ionizing radiation, as well as …