Influensa

Chile's flu vaccination campaign has reached 61.2% progress, exceeding the April target, but with low coverage in children, seniors, and pregnant women. Public Health Undersecretary Alejandra Pizarro urged reaching 70% in May. Over 6 million doses have been administered at more than 1,700 free sites.

4. februar 2026 Rapportert av AI

A nasal spray delivering a broad-spectrum antibody has demonstrated potential to prevent infections from any flu strain in animal and preliminary human studies. Developed initially by Johnson & Johnson and now advanced by Leyden Labs, the spray could offer rapid protection during pandemics. Experts see it as a valuable tool for high-risk groups, though further testing is needed.

Influensatilfeller i Sverige har doblet seg hver uke siden midten av november, drevet av den nye K-varianten av influensaviruset. Folkhälsomyndigheten rapporterer en rask økning, med tilfeller som stiger fra 403 til 808 på én uke. Alvorlige tilfeller, inkludert dødsfall og innleggelser på intensiv, har også steget fra lave nivåer.

10. desember 2025 Rapportert av AI

A mutation of the influenza A virus, known as the H3N2 K subclade, has led to increased hospitalizations in Europe and the United States, though no more severe cases are reported. In Latin America, including Mexico, preventive surveillance is in place without this variant predominating. Authorities recommend vaccination for vulnerable groups amid the risk of spread.

Influenza cases in Japan averaged 14.90 per medical institution last week, surpassing the alert threshold of 10. The health ministry announced on Friday that infections are rising across all 47 prefectures, based on data from about 3,000 monitored institutions. This surge signals a potential large-scale outbreak within four weeks.

6. november 2025 Rapportert av AI

Severe flu cases are rising in Brazil's Southeast region and beginning to spread to Bahia, according to Fiocruz's Infogripe bulletin. The influenza A virus is the leading cause of deaths from Severe Acute Respiratory Syndrome (SRAG) in the country so far. The data covers epidemiological week 44, from October 26 to November 1.