Radiation - World Health Organization (WHO)
Jul 10, 2024 · Radiation is energy that travels in the form of waves or particles and is part of our everyday environment. People are exposed to radiation from cosmic rays, as well as to radioactive …
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 soil, …
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, WHO response.
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 health issues …
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 are concerned …
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 by far the …
Enhancing radiation safety in health care
Apr 12, 2022 · The medical use of ionizing radiation has expanded worldwide. Advanced technology has opened new horizons to diagnostics and interventional radiology, nuclear medicine and radiotherapy. …
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 energy …
Radiation: The known health effects of ultraviolet radiation
Jul 16, 2024 · UV radiation can cause short- and long-term health effects on the skin. In addition to the well-known short-term effects such as sunburn or allergic reactions, long-term effects like skin …
الإشعاع والصحة - World Health Organization (WHO)
يمكن أن يفاقم التعرض المفرط لجرعات الإشعاع خطر الإصابة بأنواع معينة من السرطان في الأمد الطويل. فقد يتسرب أثناء الطوارئ النووية اليود المشع الذي يؤدي استنشاقه أو ابتلاعه إلى تركزه في الغدة الدرقية وتفاقم خطر الإصابة ...