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 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 …

Sep 8, 2025 · Anxiety disorders, like other mental health conditions, result from a complex interaction of social, psychological and biological factors. Anyone can have an anxiety disorder, but people who …

Feb 13, 2026 · The World Health Organization (WHO) has prequalified an additional novel oral polio vaccine type 2 (nOPV2), further strengthening the global supply of a vaccine at the heart of efforts to …

Apr 25, 2024 · The norms and standards are developed by WHO and the WHO Expert Committee on Biological Standardization (ECBS) in close collaboration with the international scientific and …

Nov 29, 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, …

Feb 12, 2026 · 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 …

Sep 8, 2025 · WHO fact sheet on bipolar disorder, including key facts, symptoms and patterns, risks and protective factors, treatment and care, and WHO response.

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.

The World Health Organization brings together international experts in specific fields through its biological standardization programme to develop and revise specific recommendations for the …