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

    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 …

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

    Oct 26, 2020 · Radiation is permanently present throughout the environment - in the air, water, food, soil and in all living organisms. In fact, a large proportion of the average annual radiation …

  3. Ionizing radiation and health effects - World Health Organization …

    Jul 27, 2023 · People are also exposed to natural radiation from cosmic rays, particularly at high altitude. On average, 80% of the annual dose of background radiation that a person receives …

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

    The use of electricity has become an integral part of everyday life. Whenever electricity flows, both electric and magnetic fields exist close to the lines that carry electricity, and close to …

  5. Radiation: Ultraviolet (UV) radiation - World Health Organization …

    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 …

  6. Radiation: Electromagnetic fields - World Health Organization …

    Aug 4, 2016 · The Federal Office for Radiation Safety in Germany recently measured the daily exposure to magnetic fields of about 2000 individuals across a range of occupations and …

  7. Radiation: The known health effects of ultraviolet radiation

    Jul 16, 2024 · A minimal dose of UV radiation is sufficient to trigger an allergic reaction leading to rash or severe sunburn. Photosensitizing substances can also be found in certain plants and …

  8. Exposure to radiation - World Health Organization (WHO)

    The probability of radiation adverse health effects is proportional to the dose received, but no level of radiation exposure is completely safe. Exposure to ultraviolet (UV) radiation can cause skin …

  9. Radiation: 5G mobile networks and health - World Health …

    Feb 27, 2020 · The project investigates the health impact of exposure to electric and magnetic fields in the frequency range 0-300 GHz and advises national authorities on EMF radiation …

  10. Electromagnetic fields - World Health Organization (WHO)

    Jan 27, 2023 · Electromagnetic radiation has been around since the birth of the universe; light is its most familiar form. Electric and magnetic fields are part of the spectrum of electromagnetic …