- Peru is battling a record dengue outbreak in the wake of cyclone rains in the country's north in April and May, which fueled an increase in mosquito populations. So far, Peru has reported more than 146,000 cases and 248 deaths, and the struggle to control the outbreak has led to the resignation of the country's health minister, the BBC reported today. The country's president declared a state of emergency last week, and health officials fear a worsening situation with the El Nino weather pattern expected to produce more heavy rain later this year.
- Four African countries reported more polio cases this week, all involving vaccine-derived types, the Global Polio Eradication Initiative (GPEI) said yesterday in its latest weekly update. Ivory Coast reported a circulating vaccine-derived poliovirus type 2 (cVDPV2) case from Bounkani, its second of the year. The Democratic Republic of Congo (DRC) reported 6 more cVDPV2 cases, as well as 10 more infections from circulating vaccine-derived poliovirus type 1 (cVDPV1). Mali reported its first two cVDPV2 cases of the year, and Nigeria reported 4 more cases involving the strain, all from Zamfara, bringing its 2023 total to 10.
- Colorado health officials have reported three new mpox cases, all from the Denver area, which prompted new public health reminders about the availability of vaccines, testing, and treatment. The Colorado Department of Public Health and Environment said of the three cases confirmed by Denver's public health department, two involved people who were fully vaccinated with two doses of the Jynneos vaccine.