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Polio this week

Australia, Belgium and Hungary achieve poliovirus containment certification

Global poliovirus containment efforts significantly advanced this last quarter as facilities in Australia, Belgium, Hungary, Canada, France and Indonesia were awarded Certificates of Containment by the Global Commission for the Certification of Poliomyelitis Eradication. These certifications confirm full compliance with the WHO Global Action Plan for Poliovirus Containment (GAPIV) and reflect growing global momentum to ensure poliovirus materials are managed safely and securely.

Applications open for 2026 Polio Advanced Course in Vaccinology

Applications are currently open for the 2026 editions of the Polio Advanced Course in Vaccinology in Doha and Dakar. Designed for early and mid-career professionals from Africa, Asia, and the Middle East, the course offers a specialized training programme, networking, and tools to shape the next generation of leaders in polio. The application deadline is 27 April 2026.

Celebrating Impact on World Health Day

GPEI partners marked World Health Day on 7 April with posts celebrating the role of key donors, local partners and communities in the global polio eradication effort. The theme, “Together for health. Stand with science”, underscores how science‑driven partnerships can build a healthier, safer future for all.

Before the Outbreak: Global Dispatches Podcast on Disease Surveillance

Many of the best tools the world has to detect disease outbreaks were put in place for specific diseases like malaria and polio. Today, those platforms are used to respond to disease outbreaks of all kinds. Listen to the latest episode of the “Before the Outbreak” podcast, produced in partnership with the United Nations Foundation, featuring Dr Hamid Jafari, former Director of Polio Eradication for the WHO Eastern Mediterranean Region.

Summary of new polioviruses this week:

  • Afghanistan:  four WPV1-positive environmental samples
  • Pakistan:  seven WPV1-positive environmental samples
  • DR Congo: one cVDPV2 case
  • Nigeria:  three cVDPV2 cases and one cVDPV2-positive environmental sample
  • Somalia: one cVDPV2 case
  • Sudan: five cVDPV2-positive environmental samples
Country updates as of 08 April 2026

More information on the countries that have reported cases and/or environmental samples this week.

  • Four WPV1-positive environmental samples were reported this week, from Hilmand and Zabul, collected on 23 December 2025 (most recent positive environmental sample: 23 February 2026).
  • No WPV1 cases were reported this week. The total number of cases in 2025 is 21. The total number of cases in 2026 is one (onset of paralysis: 15 January 2026).

  • Seven WPV1-positive environmental samples were reported this week, from Sindh, collected on 9 and 10 March 2026 (most recent positive environmental samples).
  • No WPV1 case was reported this week. The total number of cases in 2025 is 31. The total number of cases in 2026 is one (onset of paralysis: 10 February 2026).

  • No cVDPV1 case was reported this week.  The number of cVDPV1 cases from 2025 is one (onset of paralysis: 25 June 2025).
  • One cVDPV2 case was reported this week from Maniema. The number of cVDPV2 cases in 2025 is six.  The number of cVDPV2 cases in 2026 is three (most recent case: 15 February 2026).

  • Three cVDPV2 cases were reported this week, from Sokoto and Zamfara, with onset of paralysis on 28 February 2026, 6 March 2026 and 8 March 2026 (most recent case).  The total number of cVDPV2 cases reported in 2025 is 66.  The total number of cVDPV2 cases reported in 2026 is thirteen. 
  • One cVDPV2-positive environmental sample was reported this week from Kebbi (most recent positive environmental sample: 23 February 2026).
  • No cVDPV3 cases were reported this week. The total number of cVDPV3 cases reported in 2026 is two (most recent case: 2 February 2026).

  • One cVDPV2 case was reported this week in Lower Juba. There are three cases reported in 2026 (most recent case: 20 February 2026). There have been two cases reported in 2025. 
  • No cVDPV2-positive environmental samples were reported this week (most recent positive environmental sample 15 February 2026).

  • Five cVDPV2-positive environmental samples from 2025 were reported this week from West Darfur, East Darfur and the Red Sea (most recent positive environmental sample: 30 December 2025).
  • No cVDPV2 cases were reported this week. There have been seven cases reported for 2025 (most recent case: 8 October 2025).