• World Health Organization Global
  • Regions
    World Health Organization WHO Regional websites
    • Africa Africa
    • Americas Americas
    • South-East Asia South-East Asia
    • Europe Europe
    • Eastern Mediterranean Eastern Mediterranean
    • Western Pacific Western Pacific
When autocomplete results are available use up and down arrows to review and enter to select.
Home
      • Home
      • Health Topics
      • All topics »
      • A
      • B
      • C
      • D
      • E
      • F
      • G
      • H
      • I
      • J
      • K
      • L
      • M
      • N
      • O
      • P
      • Q
      • R
      • S
      • T
      • U
      • V
      • W
      • X
      • Y
      • Z
      • Resources »
        • Fact sheets
        • Facts in pictures
        • Multimedia
        • Publications
        • Questions & answers
        • Tools and toolkits
      • Popular »
        • Air pollution
        • Coronavirus disease (COVID-19)
        • Hepatitis
        • Monkeypox
      • Countries
      • All countries »
      • A
      • B
      • C
      • D
      • E
      • F
      • G
      • H
      • I
      • J
      • K
      • L
      • M
      • N
      • O
      • P
      • Q
      • R
      • S
      • T
      • U
      • V
      • W
      • X
      • Y
      • Z
      • Regions »
        • Africa
        • Americas
        • South-East Asia
        • Europe
        • Eastern Mediterranean
        • Western Pacific
      • WHO in countries »
        • Statistics
        • Cooperation strategies
        • Ukraine emergency
      • Newsroom
      • All news »
        • News releases
        • Statements
        • Campaigns
        • Commentaries
        • Events
        • Feature stories
        • Speeches
        • Spotlights
        • Newsletters
        • Photo library
        • Media distribution list
      • Headlines »
      • Emergencies
      • Focus on »
        • Afghanistan crisis
        • COVID-19 pandemic
        • Northern Ethiopia crisis
        • Syria crisis
        • Ukraine emergency
        • Monkeypox outbreak
        • Greater Horn of Africa crisis
      • Latest »
        • Disease Outbreak News
        • Travel advice
        • Situation reports
        • Weekly Epidemiological Record
      • WHO in emergencies »
        • Surveillance
        • Research
        • Funding
        • Partners
        • Operations
        • Independent Oversight and Advisory Committee
        • WHO's Health Emergency Appeal 2023
      • Data
      • Data at WHO »
        • Global Health Estimates
        • Health SDGs
        • Mortality Database
        • Data collections
      • Dashboards »
        • COVID-19 Dashboard
        • Triple Billion Dashboard
        • Health Inequality Monitor
      • Highlights »
        • Global Health Observatory
        • SCORE
        • Insights and visualizations
        • Data collection tools
      • Reports »
        • World Health Statistics 2022
        • COVID excess deaths
        • DDI IN FOCUS: 2022
      • About WHO
      • About WHO »
        • People
        • Teams
        • Structure
        • Partnerships and collaboration
        • Collaborating centres
        • Networks, committees and advisory groups
        • Transformation
      • Our Work »
        • General Programme of Work
        • WHO Academy
        • Activities
        • Initiatives
      • Funding »
        • Investment case
        • WHO Foundation
      • Accountability »
        • Audit
        • Programme Budget
        • Financial statements
        • Programme Budget Portal
        • Results Report
      • Governance »
        • World Health Assembly
        • Executive Board
        • Election of Director-General
        • Governing Bodies website
        • Member States Portal
      • Home/
      • Diseases
      • Regions
        • Africa
        • Americas
        • Eastern Mediterranean
        • Europe
        • South-East Asia
        • Western Pacific
      • Policies
        • Cyber security
        • Ethics
        • Permissions and licensing
        • Preventing sexual exploitation
        • Terms of use
      • About us
        • Careers
        • Library
        • Procurement
        • Publications
        • Frequently asked questions
        • Contact us
      Subscribe to our newsletters
      Home
      Privacy Legal Notice
      © 2023
      WHO