May 19, 2025 · This year’s International Day for Biological Diversity, on Thursday, 22 May 2025, highlights the inherent connections between people and the natural world through the theme, …

Dec 24, 2025 · Biologicals are a class of medicines made from living cells taken from plants, animals or bacteria. These cells are use in creating many types of health care products, including vaccines. This …

Sep 6, 2018 · Biological weapons form a subset of a larger class of weapons sometimes referred to as unconventional weapons or weapons of mass destruction, which also includes chemical, nuclear and …

Dec 21, 2020 · This fourth edition of the manual builds on the risk assessment framework introduced in the third edition. A thorough, evidence-based and transparent assessment of the risks allows safety …

These norms support countries in ensuring the quality, safety, and efficacy of biological products worldwide. WHO acknowledges the scientific limitations of many animal assays that remain in some …

Dec 17, 2025 · Gender interacts with but is different from sex, which refers to the different biological and physiological characteristics of females, males and intersex persons, such as chromosomes, …

6 days ago · Sexuality is influenced by the interaction of biological, psychological, social, economic, political, cultural, legal, historical, religious and spiritual factors.” (WHO, 2006a) There is a growing …

Oct 4, 2024 · Food safety fact sheet provides key facts and information on major foodborne illnesses, causes, evolving world and food safety and WHO response.

Oct 8, 2025 · WHO fact sheet on mental health covering risks and protective factors, promotion and prevention, care and treatment, and WHO's work in this area.

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.