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May 20th Polio Update

Poliovirus cases and positive environmental isolates reported this week:

  • Afghanistan: No WPV1 cases and no WPV1-positive environmental samples. There have been three WPV1 cases this year and there were 21 in 2025. The most recent case was on February 17, 2026.
  • Nigeria: One cVDPV2 cases, no cVDPV2-positive environmental samples, and no cVDPV3 cases
  • Pakistan: No WPV1 cases and one WPV1-positive environmental samples. There have been three WPV1 cases this year and there were 31 in 2025. The most recent case was on February 10, 2026
  • South Sudan: One cVDPV1 case, no cVDPV2-positive environmental samples, and no cVDPV3 cases
  • Yemen: One cVDPV2 case and two cVDPV2-positive environmental samples

Other polio news:

Instead of shots with needles, some polio vaccinators in remote communities of Afghanistan are starting to use jet injectors. Spring-powered devices shoot a tiny stream of vaccine through the outer layer of skin. All the person being vaccinated feels is a quick press on the skin, hears a soft click, and they are protected. Read more here: https://www.rotary.org/en/no-needle-no-fear-no-pain.

You can get the latest statistical updates at: https://polioeradication.org/about-polio/polio-this-week.

Contact your District’s Rotary Foundation Chairperson, PolioPlus Chairperson, or Zone End Polio Now Coordinator for additional information or for a presentation to your clubs or district.