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 …

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, …

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.

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, augmentent.

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 …

Dec 8, 2025 · The conference on radiation protection in medicine marks a milestone in assessing progress since the Bonn Call for Action, launched in 2012 to strengthen global radiation protection in …

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 agudo …

Jul 24, 2025 · Ultraviolet (UV) radiation covers the wavelength range of 100–400 nm, which is a higher frequency and lower wavelength than visible light. UV radiation comes naturally from the sun, but it …

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 …

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 …